Medium severity4.3NVD Advisory· Published Feb 26, 2021· Updated Jun 17, 2026
CVE-2021-23963
CVE-2021-23963
Description
When sharing geolocation during an active WebRTC share, Firefox could have reset the webRTC sharing state in the user interface, leading to loss of control over the currently granted permission. This vulnerability affects Firefox < 85.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5< 85+ 2 more
- (no CPE)range: < 85
- (no CPE)range: <85
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <85.0
- osv-coords2 versionspkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 128.5.1-1.1+ 1 more
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 92.0-1.2
Patches
Vulnerability mechanics
References
2- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
- www.mozilla.org/security/advisories/mfsa2021-03/nvdRelease NotesVendor Advisory
News mentions
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