CVE-2026-41425

medium
Published 2026-04-24 · Modified 2026-05-20
CVSS v3
5.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS v2
VIR risk
5.4

Description

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to 1.6.11, there is no CSRF protection on the cache feature in authlib.integrations.starlette_client.OAuth. This vulnerability is fixed in 1.6.11.

Predictions

Exploit likelihood
64%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-41425

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-41425.html

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/authlib/authlib/security/advisories/GHSA-jj8c-mmj3-mmgv

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormaffected
debian debianbullseyefixed0
debian debianforkyfixed1.7.0-1
debian debiansidfixed1.7.0-1
debian debiantrixieaffected

Package impact

EcosystemPackageVulnerableFixed
python PyPIauthlib<1.6.111.6.11
PIPauthlib< 1.6.111.6.11

Application impact

VendorProductVersionsFixed
authlibauthlib{"endExcluding":"1.6.11"}1.6.11

References

CWEs

CWE-352

Verify integrity in audit chain (admin only). AS-IS.