CVE-2026-25994

CRITICAL
2026-02-11 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 22:02 vuln.today
Patch Released
Feb 19, 2026 - 19:23 nvd
Patch available
CVE Published
Feb 11, 2026 - 21:16 nvd
CRITICAL 9.8

Tags

Buffer Overflow Pjsip

Description

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.

Analysis

Buffer overflow in PJSIP multimedia library version 2.16 and earlier in PJNATH ICE implementation. Patch available. …

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Remediation

Within 24 hours: Identify all systems and applications running PJSIP 2.16 or earlier; assess network exposure and prioritize critical communication systems. Within 7 days: Deploy available patches to all affected systems in controlled batches, starting with production VoIP and conferencing infrastructure; validate patch installation and system functionality. …

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Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +49
POC: 0

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CVE-2026-25994 vulnerability details – vuln.today
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