CVEvulnerability
CVE-2023-25730
5.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-06-02
- Last modified
- 2026-10-24
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
- Weaknesses
- CWE-1021
Description
A background script invoking <code>requestFullscreen</code> and then blocking the main thread could force the browser into fullscreen mode indefinitely, resulting in potential user confusion or spoofing attacks. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.
Affected configurations
• mozilla firefox (< 110.0)
• mozilla firefox esr (< 102.8)
• mozilla thunderbird (< 102.8)
Related
Weakness · CWE (1)
- CWE-1021 Improper Restriction of Rendered UI Layers or Frames weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1794622 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-05/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-06/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-07/ Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1794622 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-05/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-06/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-07/ Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1794622 Issue Tracking, Permissions Required, Vendor Advisory