What’s Vulnerable › Vulnerabilities

CVE-2020-6850

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-02-17 · updated 2026-06-17
• Weakness: CWE-79

Description

Utilities.php in the miniorange-saml-20-single-sign-on plugin before 4.8.84 for WordPress allows XSS via a crafted SAML XML Response to wp-login.php. This is related to the SAMLResponse and RelayState variables, and the Destination parameter of the samlp:Response XML element.

Affected products

• miniOrange SAML SP Single Sign On: before 4.8.84 — fixed in 4.8.84

How to fix

Upgrade to a fixed version: miniOrange SAML SP Single Sign On 4.8.84. Check the vendor advisory for mitigations.

References

• https://wordpress.org/plugins/miniorange-saml-20-single-sign-on/#developers
• https://zeroauth.ltd/blog/
• https://zeroauth.ltd/blog/2020/01/28/cve-2020-6850-miniorange-saml-wp-plugin-before-4-8-84-is-vulnerable-to-xss-via-a-specially-crafted-saml-xml-response/
• https://wordpress.org/plugins/miniorange-saml-20-single-sign-on/#developers
• https://zeroauth.ltd/blog/
• https://zeroauth.ltd/blog/2020/01/28/cve-2020-6850-miniorange-saml-wp-plugin-before-4-8-84-is-vulnerable-to-xss-via-a-specially-crafted-saml-xml-response/

Get alerted when CVE-2020-6850 or the next vulnerability affects your stack