[SECURITY] [DLA 4466-1] thunderbird security update
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Debian LTS Advisory DLA-4466-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
February 04, 2026 https://wiki.debian.org/LTS
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Package : thunderbird
Version : 1:140.7.1esr-1~deb11u1
CVE ID : CVE-2026-0818
A security issue was discovered in Thunderbird, which could result in
information disclosure.
For Debian 11 bullseye, this problem has been fixed in version
1:140.7.1esr-1~deb11u1.
We recommend that you upgrade your thunderbird packages.
For the detailed security status of thunderbird please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/thunderbird
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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