Simple OAuth (OAuth2) & OpenID Connect - Critical - Access bypass - SA-CONTRIB-2025-114

published 2025-10-29 12 mo ago modified 2026-10-08 31 d ago also DRUPAL-CONTRIB-2025-114 , GHSA-jqmq-fpwv-p925 , EUVD-2025-36872

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 29%
public exploits: 0; none known

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.

Patch / fix

fixed in 2 links 1

packagist drupal/simple_oauth 6.0.7
Drupal Simple OAuth (OAuth2) & OpenID Connect 6.0.7

drupal.org/sa-contrib-2025-114 advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 12 mo ago (2025-10-30)

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
GitHub	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
packagist	drupal/simple_oauth	>=6.0.0, <6.0.7	6.0.7

Affected products

Drupal Simple OAuth (OAuth2) & OpenID Connect

Classification

Weakness

CWE-288 Authentication Bypass Using an Alternate Path or Channel

References

drupal.org /sa-contrib-2025-114
web, patch, vendor-advisory
nvd.nist.gov /vuln/detail/CVE-2025-12466
advisory

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary