CVE-2024-10111

OAuth Single Sign On – SSO (OAuth Client) <= 6.26.3 - Authentication Bypass

HIGH
8.1
CVSS Score
Published: December 12, 2024 at 03:23 AM UTC
Updated: June 17, 2026 at 06:54 AM UTC
1 product affected across 1 vendorOauth Single Sign on SSO

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Severity
HIGH8.1
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

The OAuth Single Sign On – SSO (OAuth Client) plugin for WordPress is vulnerable to authentication bypass in all versions up to, and including, 6.26.3. This is due to insufficient verification on the user being returned by the social login token. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the username and the user does not have an already-existing account for the service returning the token.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 6.26.3

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGHWordfence
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-287

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