More information about this CVE will likely be available in a few days
Description
Clicking a news: or snews: link that referenced a message-ID made Thunderbird connect, without asking, to the host and port given in the link, even if it was not a configured news server. Line breaks in the message-ID were sent to the server unmodified, so a crafted link could send arbitrary commands to services reachable from the user's network. In addition, snews: links to such servers connected without TLS. This vulnerability was fixed in Thunderbird 159 and Thunderbird 153.6.
Related CPE's
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References
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Information
Source identifier
Vulnerability status
Deferred
Published
2026-10-27T19:17:29.590Z
21 hours agoLast modified
2026-10-28T14:42:32.260Z
1 hour ago