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CVE-2026-5402

8.8 high SSVC exploitation: none Modified
NVD · CVE.org

TLS protocol dissector heap overflow in Wireshark 4.6.0 to 4.6.4 allows denial of service and possible code execution

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 8.8 · wiresharkNVD modified 2026-10-26 00:10

Affected (CPE criteria) 1

  • cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*

References 5