CVE-2026-97274

WordPress OAuth Single Sign On – SSO (OAuth Client) plugin <= 7.1.2 - Bypass vulnerability vulnerability

Published Sep 30, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Unauthenticated Bypass Vulnerability in OAuth Single Sign On – SSO (OAuth Client) <= 7.1.2 versions.

Remediation

Vendor Solution

Update the WordPress OAuth Single Sign On – SSO (OAuth Client) plugin to the latest available version (at least 7.1.3).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated Bypass Vulnerability in OAuth Single Sign On – SSO (OAuth Client) <= 7.1.2 versions.
Title WordPress OAuth Single Sign On – SSO (OAuth Client) plugin <= 7.1.2 - Bypass vulnerability vulnerability
Weaknesses CWE-290
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Sep 30, 2026, 1:37 PM
Reserved
Sep 24, 2026, 10:23 AM
Status
Deferred
Published
Sep 30, 2026, 1:17 PM
Modified
Sep 30, 2026, 2:18 PM