CVE-2023-5729

MediumCVSS 4.3/10Last modified Jun 17, 2026

Description

A malicious web site can enter fullscreen mode while simultaneously triggering a WebAuthn prompt. This could have obscured the fullscreen notification and could have been leveraged in a spoofing attack. This vulnerability affects Firefox < 119.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Affected software

Vendor	Product	Versions
Mozilla	Firefox	>= unspecified, < 119

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1823720Issue Tracking, Vendor Advisory
https://security.gentoo.org/glsa/202401-10
https://www.mozilla.org/security/advisories/mfsa2023-45/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1823720Issue Tracking, Vendor Advisory
https://security.gentoo.org/glsa/202401-10
https://www.mozilla.org/security/advisories/mfsa2023-45/Vendor Advisory

Timeline

Published: Oct 25, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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