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SAML Single Sign On – SSO Login security & vulnerabilities

miniorange-saml-20-single-sign-on— active installsLast vulnerability Nov 2, 2026

No known unpatched vulnerabilities in the latest version

All 13 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.

13Known vulnerabilities
  • Critical3
  • High5
  • Medium5
  • Low0
Vulnerabilities per year
2019: 2 vulnerabilities2192020: 1 vulnerability1202022: 1 vulnerability1222023: 2 vulnerabilities2232026: 7 vulnerabilities726

All SAML Single Sign On – SSO Login vulnerabilities

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SAML Single Sign On – SSO Login: common questions

Does SAML Single Sign On – SSO Login have known vulnerabilities?

Yes. VulnCrest Radar lists 13 known vulnerabilities in SAML Single Sign On – SSO Login: 3 critical, 5 high, 5 medium. None are known to affect version null.

How do I check which version of SAML Single Sign On – SSO Login I run?

In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.

What is the most recent SAML Single Sign On – SSO Login vulnerability?

CVE-2026-62126, published Nov 2, 2026: SAML Single Sign On – SSO Login <= 6.1.0 - Unauthenticated Denial of Service. Severity: High (CVSS 7.5).

Is any SAML Single Sign On – SSO Login vulnerability listed in CISA KEV?

No. None of the known SAML Single Sign On – SSO Login vulnerabilities is currently listed in the CISA KEV catalog.

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