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Alerts This Week
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Debian Bookworm DSA-6259-1 PyJWT Important Authentication Flaw

debian
Calendar Grey May 9, 2026
Debian Logo
PyJWT vulnerability DSA-6259-1 requires packages update to prevent security issues stemming from insufficient validation.
It was discovered that PyJWT, a Python implementation of JSON web tokens insufficiently validated the "crit" header parameter, which could result in incomplete enforcement of authe...
Topics%20covered

Topics Covered

security advisory debian important authentication pyjwt JSON web tokens

Summary

For the oldstable distribution (bookworm), this problem has been fixed
in version 2.6.0-1+deb12u1.

For the stable distribution (trixie), this problem has been fixed in
version 2.10.1-2+deb13u1.

We recommend that you upgrade your pyjwt packages.

For the detailed security status of pyjwt please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/pyjwt

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
important
Lowest
Low
Medium
High
Critical

Package: pyjwt
CVE ID: CVE-2026-32597

Topics%20covered

Topics Covered

security advisory debian important authentication pyjwt JSON web tokens

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