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CVE-2026-5402highCWE-122

Heap-based Buffer Overflow in Wireshark

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.8epss 0.4%
exploitation probability
0.4%top 68% of all CVEs
observed exploitation
nono source reports it
TLS protocol dissector heap overflow in Wireshark 4.6.0 to 4.6.4 allows denial of service and possible code execution
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H