CVE-2026-5404

K12 RF5 file parser crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

Score

CVSS 3.1 5.5 Medium

Status

Analyzed - cve@gitlab.com

Published

2026-05-01

Last modified

2026-05-01

Weaknesses

CWE-120

Affected products

• Wireshark (Wireshark)
• Wireshark (Wireshark Foundation)

References

• https://gitlab.com/wireshark/wireshark/-/issues/21094
• https://www.wireshark.org/security/wnpa-sec-2026-15.html