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CVE-2026-3889

Spoofing issue in Thunderbird

CVSS 6.5 MEDIUMEPSS 0.2%CWE-451
Spoofing issue in Thunderbird. This vulnerability was fixed in Thunderbird 149 and Thunderbird 140.9.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Produtos afetados
Mozilla · Thunderbird

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Referências
https://bugzilla.mozilla.org/show_bug.cgi?id=2020723https://www.mozilla.org/security/advisories/mfsa2026-23/https://www.mozilla.org/security/advisories/mfsa2026-24/