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CVE-2026-0960

Good to know:

Date: January 14, 2026

HTTP3 protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.2 allows denial of service

Severity Score

4.7

Related Resources (4)

Url: https://www.wireshark.org/security/wnpa-sec-2026-04.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2026-0960

Url: https://gitlab.com/wireshark/wireshark/-/issues/20944

Url: https://www.mend.io/vulnerability-database/CVE-2026-0960

Severity Score

4.7

Weakness Type (CWE)

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

Top Fix

Upgrade Version

Upgrade to version https://gitlab.com/wireshark/wireshark.git - v4.6.3

CVSS v3.1

Base Score:	4.7
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

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