Unauthenticated Execution of Email Attachments in Thunderbird on macOS

CVE-2022-3155 · HIGH Severity

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

When saving or opening an email attachment on macOS, Thunderbird did not set attribute com.apple.quarantine on the received file. If the received file was an application and the user attempted to open it, then the application was started immediately without asking the user to confirm. This vulnerability affects Thunderbird < 102.3.

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