Vulnerability 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
CVSS Score
8.1
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Related Weaknesses (CWE)
References
- 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
FAQ
What is CVE-2026-76886?
CVE-2026-76886 is a vulnerability with a CVSS score of 8.1 (HIGH). 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
How severe is CVE-2026-76886?
CVE-2026-76886 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-76886?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.