CVE-2026-0959
Out-of-bounds Write in Wireshark
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jan 14, 2026
- Updated
- Mar 27, 2026
- Reserved
- Jan 14, 2026
Description
IEEE 802.11 protocol dissector crash in Wireshark 4.6.0 to 4.6.2 and 4.4.0 to 4.4.12 allows denial of service
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H | GitLab |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
WiresharkWireshark Foundation |
|
References
- https://www.wireshark.org/security/wnpa-sec-2026-02.html
- GitLab Issue #20939issue-trackingpermissions-required
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