Spoofing issue in Thunderbird. This vulnerability affects Thunderbird < 149 and Thunderbird < 140.9.CreditsEemeli AroReferenceshttps://bugzilla.mozilla.org/show_bug.cgi?id=2020723https://www.mozilla.org/security/advisories/mfsa2026-23/https://www.mozilla.org/security/advisories/mfsa2026-24/