CVE-2026-76880

RRC protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://gitlab.com/wireshark/wireshark/-/work_items/21478	Issue Tracking
https://www.wireshark.org/security/wnpa-sec-2026-88.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:wireshark:wireshark::::::::
	cpe:2.3:a:wireshark:wireshark::::::::

History

No history.

Information

Published : 2026-08-19 23:16

Updated : 2026-09-01 15:19

NVD link : CVE-2026-76880

Mitre link : CVE-2026-76880

CVE.ORG link : CVE-2026-76880

JSON object : View

Products Affected

wireshark

wireshark

CWE

CWE-787

Out-of-bounds Write

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