Denial of Service Vulnerability in TTX Logger by Wireshark
CVE-2026-19694

4.7MEDIUM

Key Information:

Vendor

Wireshark
Status
Wireshark
Vendor
CVE Published:
13 August 2026

What is CVE-2026-19694?

The TTX Logger's file parser in Wireshark versions 4.6.0 to 4.6.7 is prone to crashing, resulting in a denial of service condition. This vulnerability can be exploited when the software processes specially crafted files, leading to disruptions in service availability. It is crucial for organizations using affected versions to implement mitigations and review their security posture.

Affected Version(s)

Wireshark 4.6.0 < 4.6.8

References

https://www.wireshark.org/security/wnpa-sec-2026-68.html
https://gitlab.com/wireshark/wireshark/-/work_items/21389

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

Credit

Claude and Ada Logics
.