Home / mailings [SECURITY] [DSA 6547-1] ruby-jwt security update
Posted on 06 October 2026
Debian Security Advisory- -------------------------------------------------------------------------
Debian Security Advisory DSA-6547-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
October 06, 2026 https://www.debian.org/security/faq
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Package : ruby-jwt
CVE ID : CVE-2026-45363
It was discovered that ruby-jwt, a JSON Web Token implementation in
Ruby, insufficiently validated the HMAC of some tokens.
For the stable distribution (trixie), this problem has been fixed in
version 2.7.1-1+deb13u1.
We recommend that you upgrade your ruby-jwt packages.
For the detailed security status of ruby-jwt please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/ruby-jwt
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/
Mailing list: debian-security-announce@lists.debian.org
