JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 145 and Thunderbird < 145.CreditsProject KillFuzz of Qrious SecureReferenceshttps://bugzilla.mozilla.org/show_bug.cgi?id=1992902https://www.mozilla.org/security/advisories/mfsa2025-87/https://www.mozilla.org/security/advisories/mfsa2025-90/