CVE-2026-0961

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-0961
BLF file parser crash in Wireshark 4.6.0 to 4.6.2 and 4.4.0 to 4.4.12 allows denial of service

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://gitlab.com/wireshark/wireshark/-/issues/20880 Exploit Issue Tracking Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2026-01.html Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
History

21 Jan 2026, 18:43

Type Values Removed Values Added
CPE cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
References () https://gitlab.com/wireshark/wireshark/-/issues/20880 - () https://gitlab.com/wireshark/wireshark/-/issues/20880 - Exploit, Issue Tracking, Vendor Advisory
References () https://www.wireshark.org/security/wnpa-sec-2026-01.html - () https://www.wireshark.org/security/wnpa-sec-2026-01.html - Vendor Advisory
First Time Wireshark wireshark
Wireshark

14 Jan 2026, 21:15

Type Values Removed Values Added
New CVE
Information

Published : 2026-01-14 21:15

Updated : 2026-01-21 18:43

NVD link : CVE-2026-0961

Mitre link : CVE-2026-0961

CVE.ORG link : CVE-2026-0961

JSON object : View

Products Affected

wireshark

  • wireshark
CWE
CWE-787

Out-of-bounds Write