CVE-2025-12466

Name: CVE-2025-12466
Creator: NVD / NIST
Published: 2025-10-30T00:15:34.777+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2025-12466 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal Simple OAuth (OAuth2) & OpenID Connect allows Authentication Bypass.This issue affects Simple OAuth (OAuth2) & OpenID Connect: from 6.0.0 before 6.0.7.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal Simple OAuth (OAuth2) & OpenID Connect allows Authentication Bypass.This issue affects Simple OAuth (OAuth2) & OpenID Connect: from 6.0.0 before 6.0.7.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.31%

23.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-288

Affected Software

Vendor	Product	Versions
Simple Oauth Project	Simple Oauth	>= 6.0.0, < 6.0.7

References

https://www.drupal.org/sa-contrib-2025-114Patch, Vendor Advisory

Timeline

Published: Oct 30, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-12466?

How severe is CVE-2025-12466?

CVE-2025-12466 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2025-12466?

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-2025-12466?

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

Scan your code now

Source: NVD / NIST