High severity · published Mar 20, 2026
CVE-2026-32942
PJSIP has ICE session use-after-free race conditions
8.1
CVSS
0.3%
EPSS
No
On KEV
Description
PJSIP is a free and open source multimedia communication library written in C. Versions 2.16 and below contain a heap use-after-free vulnerability in the ICE session that occurs when there are race conditions between session destruction and the callbacks. This issue has been fixed in version 2.17.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PJ
pjproject · pjsip
< 2.17 · source: vendor
PJ
Pjsip · Pjsip
before 2.17 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-32942
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-32942
Patch
https://github.com/pjsip/pjproject/commit/c9caceddabda7f18337b2a82d25d65f6224b450a
Issue Tracking
https://github.com/pjsip/pjproject/issues/1451
Patch
https://github.com/pjsip/pjproject/security/advisories/GHSA-g88q-c2hm-q7p7
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