CVE-2025-10529

Same-origin policy bypass in the Layout component

CVSS 6.5 MEDIUMEPSS 0.3%CWE-942

Same-origin policy bypass in the Layout component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.

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

Productos afectados

Mozilla · Firefox Mozilla · Thunderbird

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Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=1970490 https://lists.debian.org/debian-lts-announce/2025/09/msg00020.html https://lists.debian.org/debian-lts-announce/2025/09/msg00026.html https://www.mozilla.org/security/advisories/mfsa2025-73/https://www.mozilla.org/security/advisories/mfsa2025-75/https://www.mozilla.org/security/advisories/mfsa2025-77/https://www.mozilla.org/security/advisories/mfsa2025-78/