An spoofing email address issue has been found in Thunderbird before 68.8.0. By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays.
An spoofing email address issue has been found in Thunderbird before 68.8.0. By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays.
https://www.mozilla.org/en-US/security/advisories/mfsa2020-18/#CVE-2020-12397 https://bugzilla.mozilla.org/show_bug.cgi?id=1617370
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