CVE-2026-0959
MEDIUMCVSS 6.5/10EPSS 0.18%
Last modified
CVE-2026-0959 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
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
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wireshark | Wireshark | >= 4.4.0, < 4.4.13 |
| Wireshark | Wireshark | >= 4.6.0, < 4.6.3 |
References
- https://gitlab.com/wireshark/wireshark/-/issues/20939Issue Tracking, Vendor Advisory
- https://www.wireshark.org/security/wnpa-sec-2026-02.htmlVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-0959?
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
How severe is CVE-2026-0959?
CVE-2026-0959 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-0959?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-0959?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST