Vulnerability DatabaseCVE-2026-0959
Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2026-0959
January 14, 2026
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
Affected Packages
https://gitlab.com/wireshark/wireshark.git (GITHUB):
Affected version(s) >=v4.6.0 <v4.6.3
Fix Suggestion:
Update to version v4.6.3
https://gitlab.com/wireshark/wireshark.git (GITHUB):
Affected version(s) >=v4.4.0 <v4.4.13
Fix Suggestion:
Update to version v4.4.13
Related Resources (2)
https://gitlab.com/wireshark/wireshark/-/issues/20939
https://www.wireshark.org/security/wnpa-sec-2026-02.html
Do you need more information?
Contact Us
CVSS v4
Base Score:
6
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Out-of-bounds Write
CWE-787
EPSS
Base Score:
0.03