CVE-2026-41425

Name: CVE-2026-41425
Creator: NVD / NIST
Published: 2026-04-24T20:16:27.107+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.11%

Last modified Jun 17, 2026

CVE-2026-41425 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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. EPSS estimates a 0.11% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

EPSS Probability

0.11%

1.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Authlib	Authlib	< 1.6.11

References

https://github.com/authlib/authlib/security/advisories/GHSA-jj8c-mmj3-mmgvExploit, Vendor Advisory
https://github.com/authlib/authlib/security/advisories/GHSA-jj8c-mmj3-mmgvExploit, Vendor Advisory

Timeline

Published: Apr 24, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-41425?

How severe is CVE-2026-41425?

CVE-2026-41425 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.

How do I fix CVE-2026-41425?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-41425?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST