CVE-2026-41416 HIGH

CVE-2026-41416: PJSIP: Asymmetric ptime integer overflow in Media Stream

Vendor Pjsip
Product pjproject
Weakness CWE-190
Published April 24, 2026
Last update April 27, 2026

CVSS base score

8.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

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

What the vulnerability does

01Description

PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is an integer overflow in media stream buffer size calculation when processing SDP with asymmetric ptime configuration. The overflow may result in an undersized buffer allocation, which can lead to unexpected application termination or memory corruption This vulnerability is fixed in 2.17.

Key dates

02Disclosure timeline

April 24, 2026 CVE published
April 27, 2026 Record updated