plugin

Shibboleth Vulnerabilities

2 known security issues reported for the Shibboleth WordPress plugin. Most recent disclosed Jun 24, 2026.

1 critical 1 medium

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Shibboleth <= 2.5.3 - Unauthenticated Administrator Account Creation

critical

The Shibboleth plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in all versions up to, and including, 2.5.3. This makes it possible for unauthenticated attackers to create new administrative user accounts.

CVSS:
9.8
Affected:
up to 2.5.3
Fixed in:
2.5.4
Disclosed:
Jun 24, 2026

CVE-2026-12281 on NVD →

Shibboleth <= 1.6 - Reflected Cross-Site Scripting

medium

The shibboleth_login_form function in shibboleth.php in the Shibboleth plugin before 1.7 for WordPress is prone to an XSS vulnerability due to improper use of add_query_arg().

CVSS:
6.1
Affected:
up to 1.6
Fixed in:
1.7
Disclosed:
Mar 2, 2016

CVE-2017-14313 on NVD →

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