Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.CreditsKirtikumar Anandrao RamchandaniReferenceshttps://bugzilla.mozilla.org/show_bug.cgi?id=1891319https://lists.debian.org/debian-lts-announce/2024/06/msg00000.htmlhttps://lists.debian.org/debian-lts-announce/2024/06/msg00010.htmlhttps://www.mozilla.org/security/advisories/mfsa2024-25/https://www.mozilla.org/security/advisories/mfsa2024-26/https://www.mozilla.org/security/advisories/mfsa2024-28/
