PT-2026-84641 · Unknown · Oauth Single Sign On

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CVE-2026-82183

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Published

2026-09-02

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Updated

2026-09-02

CVSS v3.1

8.1

High

VectorAV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions OAuth Single Sign On versions prior to 7.0.1
Description The plugin fails to verify the identity assertion returned during the Steam single sign-on flow. This allows unauthenticated attackers to log in as any non-administrator user or create new accounts.
Recommendations Update to version 7.0.1 or later.

Exploit

Fix

Improper Authentication

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Weakness Enumeration

Related Identifiers

CVE-2026-82183

Affected Products

Oauth Single Sign On