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CVE-2026-5402
Published: Apr 30, 2026
Modified: May 1, 2026
PUBLISHED
CVSS v3.1
8.8
HIGH
Description
TLS protocol dissector heap overflow in Wireshark 4.6.0 to 4.6.4 allows denial of service and possible code execution
| Vendor | Product | Versions |
|---|---|---|
Wireshark Foundation | Wireshark | affected 4.6.0 - < 4.6.5 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
References
GitLab Issue #21090
issue-tracking
permissions-required
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