What is GHSA-wrhv-64xq-9g54?

GHSA-wrhv-64xq-9g54 is a security advisory published by GitHub Security Advisories with High severity. C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

Which CVE IDs does GHSA-wrhv-64xq-9g54 cover?

GHSA-wrhv-64xq-9g54 covers the following CVE IDs: CVE-2026-76886. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wrhv-64xq-9g54?

GHSA-wrhv-64xq-9g54 has a CVSS v3 base score of 8.1, published by GitHub Security Advisories.

GHSA-wrhv-64xq-9g54HighCVSS 8.1

C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

Vendor

GitHub Security Advisories

Published

August 20, 2026

Last Modified

August 20, 2026

🔗 CVE IDs covered (1)

CVE-2026-76886 →

📋 Description

C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-76886
https://gitlab.com/wireshark/wireshark/-/work_items/21439
https://www.wireshark.org/security/wnpa-sec-2026-75.html
https://gitlab.com/wireshark/wireshark/-/work_items/21446
https://github.com/advisories/GHSA-wrhv-64xq-9g54