Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, and Firefox ESR 140.11.

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Advisories

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Fixes

Solution

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Workaround

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History

Tue, 19 May 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 19 May 2026 15:00:00 +0000

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

Tue, 19 May 2026 13:45:00 +0000

Type Values Removed Values Added
Description Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, and Firefox ESR 140.11.
Title Incorrect boundary conditions in the Audio/Video: Web Codecs component
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-05-19T14:11:28.645Z

Reserved: 2026-05-19T12:29:35.532Z

Link: CVE-2026-8946

cve-icon Vulnrichment

Updated: 2026-05-19T14:11:24.928Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-05-19T14:16:50.800

Modified: 2026-05-19T15:16:33.487

Link: CVE-2026-8946

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-19T14:45:07Z

Weaknesses

No weakness.