CVE-2023-25730 (GCVE-0-2023-25730)

Vulnerability from cvelistv5 – Published: 2023-06-02 00:00 – Updated: 2025-01-10 17:32
VLAI?
Summary
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.
Severity ?
5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CWE
  • Screen hijack via browser fullscreen mode
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox Affected: unspecified , < 110 (custom)
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    Mozilla Thunderbird Affected: unspecified , < 102.8 (custom)
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    Mozilla Firefox ESR Affected: unspecified , < 102.8 (custom)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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