CVE-2026-88369
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- 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
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
- Record
CVE-2026-88369- 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-125
- Updated
- 2026-11-02
EUVDEUVD-2026-86268
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
- Record
EUVD-2026-86268- 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
GitHub AdvisoriesGHSA-44gx-vjqj-w54m
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
- Record
GHSA-44gx-vjqj-w54m- 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-125
- Updated
- 2026-11-02
NVD
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
- Record
CVE-2026-88369- 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-125
- Updated
- 2026-11-02
OSV
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
- Record
CVE-2026-88369- 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
OSVDEBIAN-CVE-2026-88369
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
- Record
DEBIAN-CVE-2026-88369- 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
OSVUBUNTU-CVE-2026-88369
zserge jsmn commit 25647e6 is vulnerable to Buffer Overflow in example/jsondump.c dump().
- Record
UBUNTU-CVE-2026-88369- 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
Affected packages
| Package | Affected | Fixed |
|---|---|---|
jsmnDebian:12 |
All versions, plus listed versions 1.1.0-2 |
None known |
jsmnDebian:13 |
All versions, plus listed versions 1.1.0-2 |
None known |
jsmnDebian:14 |
All versions, plus listed versions 1.1.0-2 |
None known |
jsmnUbuntu:22.04:LTS |
All versions, plus listed versions 1.1.0-2 |
None known |
jsmnUbuntu:24.04:LTS |
All versions, plus listed versions 1.1.0-2 |
None known |
jsmnUbuntu:26.10 |
All versions, plus listed versions 1.1.0-2build1 |
None known |
jsmnUbuntu:26.04:LTS |
All versions, plus listed versions 1.1.0-21.1.0-2build1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-88369 is a high vulnerability (CVSS 7.3) in jsmn, published September 24, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 19th percentile. No source names a fixed version.
References
github.com/zserge/jsmn/issues/249
nvd.nist.gov/vuln/detail/CVE-2026-88369
security-tracker.debian.org/tracker/CVE-2026-88369
ubuntu.com/security/CVE-2026-88369
cve.org/CVERecord?id=CVE-2026-88369