CVE-2020-6850

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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 57%
VendorProductVersion
miniorangesaml_sp_single_sign_on
𝑥
< 4.8.84
𝑥
= Vulnerable software versions
Common Weakness Enumeration
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/