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CVE-2026-5402
HIGH8.8
Description
TLS protocol dissector heap overflow in Wireshark 4.6.0 to 4.6.4 allows denial of service and possible code execution
CVE Details
CVSS v3.1 Score8.8
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionREQUIRED
Published4/30/2026
Last Modified5/1/2026
Sourcenvd
Honeypot Sightings0
Affected Products
wireshark:wireshark
Weaknesses (CWE)
CWE-122
References
https://gitlab.com/wireshark/wireshark/-/issues/21090(cve@gitlab.com)
https://www.wireshark.org/security/wnpa-sec-2026-14.html(cve@gitlab.com)
IOC Correlations
No correlations recorded
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