Name: CVE-2026-8972: Improper Privilege Management
Creator: Rapid7
Published: 2026-05-19T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-8972, CWE-269, CVSS 8.8, EPSS 0.00437

Privilege escalation in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

CVSS Details

CVSS 3.1 Base Score: 8.8
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Mfsa2026 46	—	Upgrade to Mozilla Firefox version 151.0Upgrade to the latest version of Mozilla Firefox	May 19, 2026	May 19, 2026
Mozilla Thunderbird	—	Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 151.0	May 20, 2026	May 19, 2026

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CVSS Details

Covered by Rapid7

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