CVE-2026-6531

MEDIUM EPSS 8.6%
Published Apr 30, 20262mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 30, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

SANE protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 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
8.6% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-835

Affected Products 2

VendorProductVersionRange
wiresharkwireshark*≥4.4.0  –  ≤4.4.14
wiresharkwireshark*≥4.6.0  –  ≤4.6.4

References 3

  • gitlab.com https://gitlab.com/wireshark/wireshark/-/issues/21139
    ExploitIssue TrackingThird Party Advisory
  • gitlab.com https://gitlab.com/wireshark/wireshark/-/work_items/21139
    ExploitIssue TrackingThird Party Advisory
  • wireshark.org https://www.wireshark.org/security/wnpa-sec-2026-30.html
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.