CVE - CVE-2021-29959

CVE-ID
CVE-2021-29959	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
When a user has already allowed a website to access microphone and camera, disabling camera sharing would not fully prevent the website from re-enabling it without an additional prompt. This was only possible if the website kept recording with the microphone until re-enabling the camera. This vulnerability affects Firefox < 89.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
GENTOO:GLSA-202107-09 URL:https://security.gentoo.org/glsa/202107-09 MISC:https://bugzilla.mozilla.org/show_bug.cgi?id=1395819 URL:https://bugzilla.mozilla.org/show_bug.cgi?id=1395819 MISC:https://www.mozilla.org/security/advisories/mfsa2021-23/ URL:https://www.mozilla.org/security/advisories/mfsa2021-23/
Assigning CNA
Mozilla Corporation
Date Record Created
20210401	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20210401)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
This is an record on the CVE List, which provides common identifiers for publicly known cybersecurity vulnerabilities.
Search CVE Using Keywords: You can also search by reference using the CVE Reference Maps.
For More Information: CVE Request Web Form (select "Other" from dropdown)

Use of the CVE® List and the associated references from this website are subject to the terms of use. CVE is sponsored by the U.S. Department of Homeland Security (DHS) Cybersecurity and Infrastructure Security Agency (CISA). Copyright © 1999–2025, The MITRE Corporation. CVE and the CVE logo are registered trademarks of The MITRE Corporation.