Shibboleth

WordPress plugin · shibboleth · WordPress.org ↗

Critical

High

Known total

Unfixed

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Severity	Vulnerability	Affected	Fixed in	CVE	Published
HIGH CVSS 8.1	Shibboleth < 2.5.4 - Unauthenticated Administrator Account Creation via Identity Header Spoofing CVE.org	>=0, <2.5.4	v2.5.4	CVE-2026-12281	Jul 15, 2026

Data aggregated from WPVulnerability, NVD/NIST, ENISA EUVD, CVE.org and WordPress.org. Provided as-is; verify with the plugin author before acting. Disclaimer.