CVE-2026-0960

MEDIUM EPSS 2.3%
Published Jan 14, 20265mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jan 14, 2026 5mo ago
Last Modified Jun 17, 2026 2w ago

Description

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

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
2.3% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-835

Affected Products 2

VendorProductVersionRange
wiresharkwireshark*≥4.4.0  –  <4.4.13
wiresharkwireshark*≥4.6.0  –  <4.6.3

References 2

  • gitlab.com https://gitlab.com/wireshark/wireshark/-/issues/20944
    ExploitIssue TrackingPatchVendor Advisory
  • wireshark.org https://www.wireshark.org/security/wnpa-sec-2026-04.html
    Vendor Advisory

Remediation

  • gitlab.com https://gitlab.com/wireshark/wireshark/-/issues/20944
    ExploitIssue TrackingPatchVendor Advisory