CVE-2026-6536

MEDIUM EPSS 7.8%
Published Apr 30, 20262mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 30, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

Description

DLMS/COSEM protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.4

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
7.8% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-835

Affected Products 1

VendorProductVersionRange
wiresharkwireshark*≥4.6.0  –  ≤4.6.4

References 3

  • gitlab.com https://gitlab.com/wireshark/wireshark/-/issues/21065
    ExploitIssue Tracking
  • gitlab.com https://gitlab.com/wireshark/wireshark/-/work_items/21065
    ExploitIssue TrackingThird Party Advisory
  • wireshark.org https://www.wireshark.org/security/wnpa-sec-2026-25.html
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.