CVE-2026-118572 json
OAuth Login - OAuth OIDC SSO - Critical - Authentication bypass - SA-CONTRIB-2026-284
published 12d ago modified 3d ago also DRUPAL-CONTRIB-2026-284 , EUVD-2026-113690
- cvss
- 4.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 8%
- public exploits
- 0
- none known
Summary
Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OAuth Login - OAuth OIDC SSO allows Authentication Bypass. This issue affects OAuth Login - OAuth OIDC SSO versions: from 0.0.0 to 3.1.1.
Patch / fix
- packagist drupal/oauth_login_oauth2 3.1.1
- Drupal OAuth Login - OAuth OIDC SSO 3.1.1
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3d ago
Exploit prediction
0.18% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 4.8 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N |
| CNA | 3.1 | 4.8 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | drupal/oauth_login_oauth2 | <3.1.1 |
3.1.1 |
Affected products
- Drupal OAuth Login - OAuth OIDC SSO
Classification
- Weakness
-
- CWE-288 Authentication Bypass Using an Alternate Path or Channel
References
Sources
- CVE List CVE-2026-118572
- NVD CVE-2026-118572
- OSV DRUPAL-CONTRIB-2026-284
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