Authlib is a Python library which builds OAuth and OpenID Connect servers. From version 1.6.5 to before version 1.6.7, previous tests involving passing a malicious JWT containing alg: none and an empty signature was passing the signature verification step without any changes to the application code when a failure was expected.. This issue has been patched in version 1.6.7.
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beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2026-28802US | critical9.8 | — | ||
Authlib is a Python library which builds OAuth and OpenID Connect servers. From version 1.6.5 to before version 1.6.7, previous tests involving passing a malicious JWT containing a… | ||||
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://access.redhat.com/errata/RHSA-2026:19375ADVISORY
- https://access.redhat.com/errata/RHSA-2026:4942ADVISORY
- https://access.redhat.com/errata/RHSA-2026:5168ADVISORY
- https://access.redhat.com/errata/RHSA-2026:5665ADVISORY
- https://access.redhat.com/errata/RHSA-2026:6309ADVISORY
- https://access.redhat.com/errata/RHSA-2026:6568ADVISORY
- https://access.redhat.com/security/cve/CVE-2026-28802WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=2445120REPORT
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