#VU123622 Use-after-free in pjsip - CVE-2026-28799

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Main Vulnerability Database Vulnerabilities #VU123622

#VU123622 Use-after-free in pjsip - CVE-2026-28799

Published: March 6, 2026


Vulnerability identifier: #VU123622
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-28799
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
pjsip
Software vendor:
pjsip

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in the presence subscription termination handler. A remote attacker can execute arbitrary code on the target system.


Remediation

Install updates from vendor's website.

External links