Information disclosure in the Networking component. This vulnerability affects Firefox < 147 and Firefox ESR < 140.7.CreditsVladislav PlyatsokReferenceshttps://bugzilla.mozilla.org/show_bug.cgi?id=1989340https://www.mozilla.org/security/advisories/mfsa2026-01/https://www.mozilla.org/security/advisories/mfsa2026-03/