Protocol Dissector Crash in Wireshark by The Wireshark Foundation
CVE-2026-6525

5.5MEDIUM

Key Information:

Vendor

Wireshark
Status
Wireshark
Vendor
CVE Published:
2 May 2026

What is CVE-2026-6525?

A vulnerability exists in Wireshark versions 4.6.0 through 4.6.4, where an issue in the IEEE 802.11 protocol dissector may cause the application to crash. This could potentially disrupt network analysis tasks and compromise data tracking efforts. Users of affected versions are advised to update to the latest release for enhanced stability and security.

Affected Version(s)

Wireshark 4.6.0 < 4.6.5

References

https://www.wireshark.org/security/wnpa-sec-2026-36.html
https://gitlab.com/wireshark/wireshark/-/work_items/21008

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Nils Bagge
.