Denial of Service Vulnerability in Wireshark by The Wireshark Foundation
CVE-2026-3202

4.7MEDIUM

Key Information:

Vendor

Wireshark
Status
Wireshark
Vendor
CVE Published:
25 February 2026

What is CVE-2026-3202?

A vulnerability in the NTS-KE protocol dissector within Wireshark versions 4.6.0 to 4.6.3 could lead to a denial of service. An attacker can exploit this vulnerability to cause the application to crash, potentially disrupting network analysis processes. Users are advised to update to the latest version of Wireshark to mitigate this issue.

Affected Version(s)

Wireshark 4.6.0 < 4.6.4

References

https://www.wireshark.org/security/wnpa-sec-2026-06.html
https://gitlab.com/wireshark/wireshark/-/issues/21000
issue-trackingpermissions-required

CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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