CVE-2026-17309
Multiple Vulnerabilities in IBM API Connect
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive information and tamper with configuration due to improper certificate validation.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Multiple Vulnerabilities in IBM API Connect
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive information and tamper with configuration due to improper certificate validation.
- Record
CVE-2026-17309- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N - Weakness
- CWE-295
- Updated
- 2026-11-07
EUVDEUVD-2026-118700
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive information and tamper with configuration due to improper certificate validation.
- Record
EUVD-2026-118700- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N - Updated
- 2026-11-07
GitHub AdvisoriesGHSA-fwcr-rw25-9qv2
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive...
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive information and tamper with configuration due to improper certificate validation.
- Record
GHSA-fwcr-rw25-9qv2- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N - Weakness
- CWE-295
- Updated
- 2026-11-07
NVD
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive information and tamper with configuration due to improper certificate validation.
- Record
CVE-2026-17309- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N - Weakness
- CWE-295
- Updated
- 2026-11-07
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD, NVD | |
| aliases, references | GitHub Advisories | |
| cwes, references, severity, title | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-17309 is a high vulnerability (CVSS 8.0) in Ibm Api Connect, published November 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.15%, the 3rd percentile. No source names a fixed version.