Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
History

Wed, 22 Apr 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla thunderbird
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*
Vendors & Products Mozilla thunderbird

Wed, 22 Apr 2026 12:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-787
References
Metrics threat_severity

None

threat_severity

Important


Wed, 22 Apr 2026 00:00:00 +0000

Type Values Removed Values Added
Description Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150. Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
Weaknesses CWE-119
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 21 Apr 2026 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox

Tue, 21 Apr 2026 13:15:00 +0000

Type Values Removed Values Added
Description Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150.
Title Incorrect boundary conditions in the WebRTC component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2026-04-21T12:41:06.920Z

Updated: 2026-04-21T23:35:10.592Z

Reserved: 2026-04-21T12:41:06.557Z

Link: CVE-2026-6775

cve-icon Vulnrichment

Updated: 2026-04-21T18:00:07.911Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-21T13:16:23.260

Modified: 2026-04-22T15:17:55.843

Link: CVE-2026-6775

cve-icon Redhat

Severity : Important

Publid Date: 2026-04-21T12:41:06Z

Links: CVE-2026-6775 - Bugzilla