CVE-2026-25994CWE-120

PJSIP has a heap buffer overflow in ICE with long username

High · published February 11, 2026

CVSS v4.0
8.1
EPSS
2%
Percentile
82.8
In the wild
Unconfirmed
What it is

PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, a buffer overflow vulnerability exists in PJNATH ICE Session when processing credentials with excessively long usernames.

The record
Technical detail
CVSS v4.0
8.1 · HIGH
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
EPSS
0.02254 · 82.8th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-02-11T20:56Z
EPSS history
Timeline
  • 11 FEB 20:56Z
    PJSIP has a heap buffer overflow in ICE with long username
    cvelistv5