Calendar discovery accepted local file and remote network share locations
When looking for calendars in a directory on a server, during account setup or when adding a new network calendar, Thunderbird accepted calendar locations pointing to other servers, local files or network shares. A malicious server, or a network attacker when the lookup used plain HTTP, could make Thunderbird subscribe…
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Published 2026-10-27T18:16:31.083Z. Updated 2026-10-27T18:27:49.964Z.