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Alerts This Week
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Debian: Thunderbird Critical Exec Code Flaws DSA-5966-1 CVE-2025-8027

debian
Calendar Grey July 27, 2025
Debian Logo
A series of vulnerabilities identified in Thunderbird may enable the execution of arbitrary code. Debian Bookworm users should perform an upgrade immediately.
Multiple security issues were discovered in Thunderbird, which could result in the execution of arbitrary code
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Topics Covered

security advisory critical debian arbitrary code execution thunderbird

Summary

For the stable distribution (bookworm), these problems have been fixed in
version 1:128.13.0esr-1~deb12u1.

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/source-package/thunderbird

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
critical
Lowest
Low
Medium
High
Critical

Package: thunderbird
CVE ID: CVE-2025-8027 CVE-2025-8028 CVE-2025-8029 CVE-2025-8030

Topics%20covered

Topics Covered

security advisory critical debian arbitrary code execution thunderbird

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