CVE-2026-78135
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state...
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
5.6
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
- Record
CVE-2026-78135- CVSS 3.1
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-841
- Updated
- 2026-11-02
EUVDEUVD-2026-75921
5.6
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
- Record
EUVD-2026-75921- CVSS 3.1
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-937c-856w-w843
5.6
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state...
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
- Record
GHSA-937c-856w-w843- CVSS 3.1
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-841
- Updated
- 2026-11-02
NVD
5.6
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
- Record
CVE-2026-78135- CVSS 3.1
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-841
- Updated
- 2026-11-02
OSV
5.6
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
- Record
CVE-2026-78135- CVSS 3.1
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-841
- Updated
- 2026-11-02
OSVDEBIAN-CVE-2026-78135
7.3
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
- Record
DEBIAN-CVE-2026-78135- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
Show 8 moreShow less
OSVUBUNTU-CVE-2026-78135
5.6
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
- Record
UBUNTU-CVE-2026-78135- CVSS 3.1
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
OSVAZL-100049 No score
CVE-2026-78135 affecting package strongswan for versions less than 5.9.14-11
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
- Record
AZL-100049- Updated
- 2026-11-05
OSVopenSUSE-SU-2026:11749-1 No score
strongswan-6.1.0-1.1 on GA media
These are all security issues fixed in the strongswan-6.1.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2026:11749-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2026:22050-1 No score
Security update for strongswan
This update for strongswan fixes the following issues:
- CVE-2026-78123: Undefined Memory Access When Handling PKCS#7 Containers (bsc#1276533).
- CVE-2026-78124: Memory Leak When Processing Certificates in PKCS#7 Containers (bsc#1276534).
- CVE-2026-78126: NULL-Pointer Dereference When Handling AKA-Synchronization-Failure (bsc#1276536).
- CVE-2026-78127: Memory Leak During Message Stringification (bsc#1276539).
- CVE-2026-78129: Unbounded Iteration When Decrypting PKCS#7 Containers (bsc#1276540).
- CVE-2026-78130: NULL-Pointer Dereference in Attribute Certificate Validation (bsc#1276541).
- CVE-2026-78131: Memory Leaks When Parsing Attribute Certificates (bsc#1276543).
- CVE-2026-78132: Infinite Loop When Parsing Attribute Certificates (bsc#1276544).
- CVE-2026-78133: Use-After-Free During Multi-KE Rekey Collision (bsc#1276545).
- CVE-2026-78134: Missing Inner EAP Method Authentication Details (bsc#1276548).
- CVE-2026-78135: Creation of a Child SA Pre-Authentication (bsc#1276549).
- Record
openSUSE-SU-2026:22050-1- Updated
- 2026-11-02
OSVSUSE-SU-2026:24199-1 No score
Security update for strongswan
This update for strongswan fixes the following issues:
- CVE-2026-78123: Undefined Memory Access When Handling PKCS#7 Containers (bsc#1276533).
- CVE-2026-78124: Memory Leak When Processing Certificates in PKCS#7 Containers (bsc#1276534).
- CVE-2026-78126: NULL-Pointer Dereference When Handling AKA-Synchronization-Failure (bsc#1276536).
- CVE-2026-78127: Memory Leak During Message Stringification (bsc#1276539).
- CVE-2026-78129: Unbounded Iteration When Decrypting PKCS#7 Containers (bsc#1276540).
- CVE-2026-78130: NULL-Pointer Dereference in Attribute Certificate Validation (bsc#1276541).
- CVE-2026-78131: Memory Leaks When Parsing Attribute Certificates (bsc#1276543).
- CVE-2026-78132: Infinite Loop When Parsing Attribute Certificates (bsc#1276544).
- CVE-2026-78133: Use-After-Free During Multi-KE Rekey Collision (bsc#1276545).
- CVE-2026-78134: Missing Inner EAP Method Authentication Details (bsc#1276548).
- CVE-2026-78135: Creation of a Child SA Pre-Authentication (bsc#1276549).
- Record
SUSE-SU-2026:24199-1- Updated
- 2026-11-02
OSVSUSE-SU-2026:4115-1 No score
Security update for strongswan
This update for strongswan fixes the following issues:
- CVE-2026-47895: Double-Free When Destroying Certain Cloned Identities (bsc#1266360).
- CVE-2026-78123: Undefined Memory Access When Handling PKCS#7 Containers (bsc#1276533).
- CVE-2026-78124: Memory Leak When Processing Certificates in PKCS#7 Containers (bsc#1276534).
- CVE-2026-78126: NULL-Pointer Dereference When Handling AKA-Synchronization-Failure (bsc#1276536).
- CVE-2026-78127: Memory Leak During Message Stringification (bsc#1276539).
- CVE-2026-78129: Unbounded Iteration When Decrypting PKCS#7 Containers (bsc#1276540).
- CVE-2026-78130: NULL-Pointer Dereference in Attribute Certificate Validation (bsc#1276541).
- CVE-2026-78131: Memory Leaks When Parsing Attribute Certificates (bsc#1276543).
- CVE-2026-78132: Infinite Loop When Parsing Attribute Certificates (bsc#1276544).
- CVE-2026-78134: Missing Inner EAP Method Authentication Details (bsc#1276548).
- CVE-2026-78135: Creation of a Child SA Pre-Authentication (bsc#1276549).
- Record
SUSE-SU-2026:4115-1- Updated
- 2026-11-02
OSVSUSE-SU-2026:4146-1 No score
Security update for strongswan
This update for strongswan fixes the following issues:
- CVE-2026-78123: Undefined Memory Access When Handling PKCS#7 Containers (bsc#1276533).
- CVE-2026-78124: Memory Leak When Processing Certificates in PKCS#7 Containers (bsc#1276534).
- CVE-2026-78126: NULL-Pointer Dereference When Handling AKA-Synchronization-Failure (bsc#1276536).
- CVE-2026-78127: Memory Leak During Message Stringification (bsc#1276539).
- CVE-2026-78129: Unbounded Iteration When Decrypting PKCS#7 Containers (bsc#1276540).
- CVE-2026-78130: NULL-Pointer Dereference in Attribute Certificate Validation (bsc#1276541).
- CVE-2026-78131: Memory Leaks When Parsing Attribute Certificates (bsc#1276543).
- CVE-2026-78132: Infinite Loop When Parsing Attribute Certificates (bsc#1276544).
- CVE-2026-78134: Missing Inner EAP Method Authentication Details (bsc#1276548).
- CVE-2026-78135: Creation of a Child SA Pre-Authentication (bsc#1276549).
- Record
SUSE-SU-2026:4146-1- Updated
- 2026-11-02
OSVUSN-8789-1 No score
strongswan vulnerabilities
It was discovered that strongSwan incorrectly handled PKCS#7 containers in the openssl plugin. A remote attacker could possibly use this issue to cause strongSwan to crash, resulting in a denial of service. (CVE-2026-78123)
It was discovered that strongSwan incorrectly handled memory when enumerating certificates in PKCS#7 containers in the openssl plugin. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2026-78124)
It was discovered that strongSwan incorrectly handled AKA-Synchronization-Failure messages in the eap-aka plugin. A remote attacker could possibly use this issue to cause strongSwan to crash, resulting in a denial of service. (CVE-2026-78126)
It was discovered that strongSwan incorrectly handled memory when stringifying IKE messages. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2026-78127)
It was discovered that strongSwan incorrectly handled PKCS#5 decryption. A remote attacker could possibly use this issue to cause strongSwan to consume excessive resources, leading to a denial of service. (CVE-2026-78129)
It was discovered that strongSwan incorrectly handled attribute certificates in the x509 plugin when the issuer name was missing. A remote attacker could possibly use this issue to cause strongSwan to crash, resulting in a denial of service. (CVE-2026-78130)
It was discovered that strongSwan incorrectly handled memory when parsing attribute certificates in the x509 plugin. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2026-78131)
It was discovered that strongSwan incorrectly handled attribute certificates containing ietfAttrSyntax values in the x509 plugin. A remote attacker could possibly use this issue to cause strongSwan to consume excessive resources, leading to a denial of service. (CVE-2026-78132)
It was discovered that strongSwan incorrectly handled IKEv2 rekeying collisions with multi-key exchange. A remote attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-78133)
It was discovered that strongSwan incorrectly validated inner EAP method authentication details in the eap-ttls and eap-peap plugins. An authenticated user could possibly use this issue to bypass authentication. (CVE-2026-78134)
It was discovered that strongSwan incorrectly handled CREATE_CHILD_SA requests on unestablished IKE_SAs. A remote attacker could possibly use this issue to bypass authentication. (CVE-2026-78135)
- Record
USN-8789-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
strongswanAzure Linux:3 |
before 5.9.14-11 | 5.9.14-11 |
strongswanDebian:12 |
before 5.9.8-5+deb12u6, plus listed versions 5.9.8-55.9.8-5+deb12u15.9.8-5+deb12u25.9.8-5+deb12u35.9.8-5+deb12u45.9.8-5+deb12u5 |
5.9.8-5+deb12u6 |
strongswanDebian:13 |
before 6.0.1-6+deb13u7, plus listed versions 6.0.1-66.0.1-6+deb13u16.0.1-6+deb13u26.0.1-6+deb13u46.0.1-6+deb13u56.0.1-6+deb13u6 |
6.0.1-6+deb13u7 |
strongswanDebian:14 |
before 6.1.0-1, plus listed versions 6.0.1-66.0.2-16.0.3-16.0.4-16.0.5-16.0.6-16.0.7-1 |
6.1.0-1 |
strongswanSUSE:Linux Enterprise Server 16.0 From an advisory covering 11 CVEs |
before 6.0.6-160000.3.1 | 6.0.6-160000.3.1 |
strongswanSUSE:Linux Enterprise Server for SAP applications 16.0 From an advisory covering 11 CVEs |
before 6.0.6-160000.3.1 | 6.0.6-160000.3.1 |
strongswanSUSE:Linux Enterprise Module for Basesystem 15 SP7 From an advisory covering 11 CVEs |
before 5.9.14-150700.3.21.2 | 5.9.14-150700.3.21.2 |
strongswanSUSE:Linux Enterprise Module for Package Hub 15 SP7 From an advisory covering 11 CVEs |
before 5.9.14-150700.3.21.2 | 5.9.14-150700.3.21.2 |
strongswanSUSE:Linux Enterprise Workstation Extension 15 SP7 From an advisory covering 11 CVEs |
before 5.9.14-150700.3.21.2 | 5.9.14-150700.3.21.2 |
strongswanSUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS From an advisory covering 10 CVEs |
before 5.9.11-150400.19.40.2 | 5.9.11-150400.19.40.2 |
Show 23 moreShow less
| Package | Affected | Fixed |
|---|---|---|
strongswanSUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS From an advisory covering 10 CVEs |
before 5.9.11-150400.19.40.2 | 5.9.11-150400.19.40.2 |
strongswanSUSE:Linux Enterprise Server 15 SP4-LTSS From an advisory covering 10 CVEs |
before 5.9.11-150400.19.40.2 | 5.9.11-150400.19.40.2 |
strongswanSUSE:Linux Enterprise Server for SAP Applications 15 SP4 From an advisory covering 10 CVEs |
before 5.9.11-150400.19.40.2 | 5.9.11-150400.19.40.2 |
strongswanUbuntu:Pro:14.04:LTS |
All versions, plus listed versions 4.6.4-95.1.0-25.1.0-35.1.1-0ubuntu15.1.1-0ubuntu2 Show 25 moreShow less5.1.1-0ubuntu35.1.1-0ubuntu45.1.1-0ubuntu55.1.1-0ubuntu75.1.1-0ubuntu145.1.1-0ubuntu175.1.2~dr3+git20130120-0ubuntu25.1.2~dr3+git20130120-0ubuntu35.1.2~rc1-0ubuntu35.1.2~rc1-0ubuntu45.1.2~rc2-0ubuntu25.1.2-0ubuntu15.1.2-0ubuntu25.1.2-0ubuntu2.25.1.2-0ubuntu2.35.1.2-0ubuntu2.45.1.2-0ubuntu2.55.1.2-0ubuntu2.65.1.2-0ubuntu2.75.1.2-0ubuntu2.85.1.2-0ubuntu2.105.1.2-0ubuntu2.115.1.2-0ubuntu2.11+esm15.1.2-0ubuntu2.11+esm25.1.2-0ubuntu2.11+esm3 |
None known |
strongswanUbuntu:Pro:16.04:LTS |
All versions, plus listed versions 5.1.2-0ubuntu65.1.2-0ubuntu75.1.2-0ubuntu85.3.5-1ubuntu15.3.5-1ubuntu2 Show 12 moreShow less5.3.5-1ubuntu35.3.5-1ubuntu3.15.3.5-1ubuntu3.25.3.5-1ubuntu3.35.3.5-1ubuntu3.45.3.5-1ubuntu3.55.3.5-1ubuntu3.75.3.5-1ubuntu3.85.3.5-1ubuntu3.8+esm15.3.5-1ubuntu3.8+esm25.3.5-1ubuntu3.8+esm35.3.5-1ubuntu3.8+esm4 |
None known |
strongswanUbuntu:Pro:FIPS-updates:16.04:LTS |
All versions, plus listed versions 5.3.5-1ubuntu3.fips.3.4.15.3.5-1ubuntu3.fips.3.4.25.3.5-1ubuntu3.fips.3.8.15.3.5-1ubuntu3.fips.3.8.25.3.5-1ubuntu3.fips.3.8.35.3.5-1ubuntu3.fips.3.8.65.3.5-1ubuntu3.fips.3.8.7 |
None known |
strongswanUbuntu:Pro:FIPS:16.04:LTS |
All versions, plus listed versions 5.3.5-1ubuntu3.fips.3.15.3.5-1ubuntu3.fips.3.25.3.5-1ubuntu3.fips.3.3 |
None known |
strongswanUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 5.5.1-4ubuntu25.5.1-4ubuntu35.6.1-2ubuntu15.6.1-2ubuntu25.6.1-2ubuntu3 Show 11 moreShow less5.6.1-2ubuntu45.6.2-1ubuntu25.6.2-1ubuntu2.25.6.2-1ubuntu2.35.6.2-1ubuntu2.45.6.2-1ubuntu2.55.6.2-1ubuntu2.65.6.2-1ubuntu2.75.6.2-1ubuntu2.85.6.2-1ubuntu2.95.6.2-1ubuntu2.9+esm1 |
None known |
strongswanUbuntu:Pro:FIPS-updates:18.04:LTS |
All versions, plus listed versions 5.6.2-1ubuntu2.fips.2.5.15.6.2-1ubuntu2.fips.2.7.15.6.2-1ubuntu2.fips.2.7.25.6.2-1ubuntu2.fips.2.8.15.6.2-1ubuntu2.fips.2.95.6.2-1ubuntu2.fips.2.9+esm1 |
None known |
strongswanUbuntu:Pro:FIPS:18.04:LTS |
All versions, plus listed versions 5.6.2-1ubuntu2.fips.2.4.25.6.2-1ubuntu2.fips.2.5.1 |
None known |
strongswanUbuntu:20.04:LTS |
All versions, plus listed versions 5.7.2-1ubuntu35.8.1-1ubuntu15.8.2-1ubuntu15.8.2-1ubuntu25.8.2-1ubuntu3 Show 6 moreShow less5.8.2-1ubuntu3.15.8.2-1ubuntu3.25.8.2-1ubuntu3.35.8.2-1ubuntu3.45.8.2-1ubuntu3.55.8.2-1ubuntu3.6 |
None known |
strongswanUbuntu:Pro:FIPS-updates:20.04:LTS |
All versions, plus listed versions 5.8.2-1ubuntu3.fips.3.1.25.8.2-1ubuntu3.fips.3.3.15.8.2-1ubuntu3.fips.3.4.15.8.2-1ubuntu3.fips.3.55.8.2-1ubuntu3.fips.3.6 |
None known |
strongswanUbuntu:Pro:FIPS:20.04:LTS |
All versions, plus listed versions 5.8.2-1ubuntu3.fips.3.1.2 |
None known |
strongswanUbuntu:22.04:LTS |
before 5.9.5-2ubuntu2.8, plus listed versions 5.9.1-1ubuntu35.9.1-1ubuntu3.15.9.4-1ubuntu15.9.4-1ubuntu25.9.4-1ubuntu3 Show 10 moreShow less5.9.4-1ubuntu45.9.5-2ubuntu15.9.5-2ubuntu25.9.5-2ubuntu2.15.9.5-2ubuntu2.25.9.5-2ubuntu2.35.9.5-2ubuntu2.45.9.5-2ubuntu2.55.9.5-2ubuntu2.65.9.5-2ubuntu2.7 |
5.9.5-2ubuntu2.8 |
strongswanUbuntu:Pro:FIPS-preview:22.04:LTS |
All versions, plus listed versions 5.9.5-2ubuntu2.1+Fips15.9.5-2ubuntu2.2+Fips1 |
None known |
strongswanUbuntu:Pro:FIPS-updates:22.04:LTS |
All versions, plus listed versions 5.9.5-2ubuntu2.1+Fips15.9.5-2ubuntu2.2+Fips15.9.5-2ubuntu2.3+Fips15.9.5-2ubuntu2.4+Fips15.9.5-2ubuntu2.5+Fips15.9.5-2ubuntu2.6+Fips15.9.5-2ubuntu2.7+Fips15.9.5-2ubuntu2.8+Fips1 |
None known |
strongswanUbuntu:24.04:LTS |
before 5.9.13-2ubuntu4.24.04.5, plus listed versions 5.9.11-1ubuntu15.9.11-1ubuntu25.9.12-1ubuntu15.9.13-2ubuntu15.9.13-2ubuntu3 Show 5 moreShow less5.9.13-2ubuntu45.9.13-2ubuntu4.24.04.15.9.13-2ubuntu4.24.04.25.9.13-2ubuntu4.24.04.35.9.13-2ubuntu4.24.04.4 |
5.9.13-2ubuntu4.24.04.5 |
strongswanUbuntu:26.04:LTS |
before 6.0.4-1ubuntu3.2, plus listed versions 6.0.1-6ubuntu46.0.1-6ubuntu56.0.4-1ubuntu16.0.4-1ubuntu26.0.4-1ubuntu36.0.4-1ubuntu3.1 |
6.0.4-1ubuntu3.2 |
strongswanUbuntu:22.04:LTS From an advisory covering 11 CVEs |
before 5.9.5-2ubuntu2.8, plus listed versions 5.9.1-1ubuntu35.9.1-1ubuntu3.15.9.4-1ubuntu15.9.4-1ubuntu25.9.4-1ubuntu3 Show 10 moreShow less5.9.4-1ubuntu45.9.5-2ubuntu15.9.5-2ubuntu25.9.5-2ubuntu2.15.9.5-2ubuntu2.25.9.5-2ubuntu2.35.9.5-2ubuntu2.45.9.5-2ubuntu2.55.9.5-2ubuntu2.65.9.5-2ubuntu2.7 |
5.9.5-2ubuntu2.8 |
strongswanUbuntu:24.04:LTS From an advisory covering 11 CVEs |
before 5.9.13-2ubuntu4.24.04.5, plus listed versions 5.9.11-1ubuntu15.9.11-1ubuntu25.9.12-1ubuntu15.9.13-2ubuntu15.9.13-2ubuntu3 Show 5 moreShow less5.9.13-2ubuntu45.9.13-2ubuntu4.24.04.15.9.13-2ubuntu4.24.04.25.9.13-2ubuntu4.24.04.35.9.13-2ubuntu4.24.04.4 |
5.9.13-2ubuntu4.24.04.5 |
strongswanUbuntu:26.04:LTS From an advisory covering 11 CVEs |
before 6.0.4-1ubuntu3.2, plus listed versions 6.0.1-6ubuntu46.0.1-6ubuntu56.0.4-1ubuntu16.0.4-1ubuntu26.0.4-1ubuntu36.0.4-1ubuntu3.1 |
6.0.4-1ubuntu3.2 |
strongswanopenSUSE:Tumbleweed From an advisory covering 9 CVEs |
before 6.1.0-1.1 | 6.1.0-1.1 |
strongswanopenSUSE:Leap 16.0 From an advisory covering 11 CVEs |
before 6.0.6-160000.3.1 | 6.0.6-160000.3.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| facts | OSV | |
| affected, aliases | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-78135 is a medium vulnerability (CVSS 5.6) in Strongswan, published September 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. Fixed in strongswan 5.9.14-11.
References
github.com/strongswan/strongswan/releases/tag/6.1.0
strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78135).html
nvd.nist.gov/vuln/detail/CVE-2026-78135
github.com/advisories/GHSA-937c-856w-w843
github.com/CVEProject/cvelistV5/tree/main/cves/2026/78xxx/CVE-2026-78135.json
security-tracker.debian.org/tracker/CVE-2026-78135
Show 40 moreShow less
suse.com/support/update/announcement/2026/suse-su-202624199-1
bugzilla.suse.com/1276533
bugzilla.suse.com/1276534
bugzilla.suse.com/1276536
bugzilla.suse.com/1276539
bugzilla.suse.com/1276540
bugzilla.suse.com/1276541
bugzilla.suse.com/1276543
bugzilla.suse.com/1276544
bugzilla.suse.com/1276545
bugzilla.suse.com/1276548
bugzilla.suse.com/1276549
suse.com/security/cve/CVE-2026-78123
suse.com/security/cve/CVE-2026-78124
suse.com/security/cve/CVE-2026-78126
suse.com/security/cve/CVE-2026-78127
suse.com/security/cve/CVE-2026-78129
suse.com/security/cve/CVE-2026-78130
suse.com/security/cve/CVE-2026-78131
suse.com/security/cve/CVE-2026-78132
suse.com/security/cve/CVE-2026-78133
suse.com/security/cve/CVE-2026-78134
suse.com/security/cve/CVE-2026-78135
suse.com/support/update/announcement/2026/suse-su-20264115-1
bugzilla.suse.com/1266360
suse.com/security/cve/CVE-2026-47895
suse.com/support/update/announcement/2026/suse-su-20264146-1
ubuntu.com/security/CVE-2026-78135
cve.org/CVERecord?id=CVE-2026-78135
ubuntu.com/security/notices/USN-8789-1
ubuntu.com/security/CVE-2026-78123
ubuntu.com/security/CVE-2026-78124
ubuntu.com/security/CVE-2026-78126
ubuntu.com/security/CVE-2026-78127
ubuntu.com/security/CVE-2026-78129
ubuntu.com/security/CVE-2026-78130
ubuntu.com/security/CVE-2026-78131
ubuntu.com/security/CVE-2026-78132
ubuntu.com/security/CVE-2026-78133
ubuntu.com/security/CVE-2026-78134