What’s Vulnerable › Vulnerabilities

CVE-2015-20108

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-05-27 · updated 2026-06-17
• Weakness: CWE-77

Description

xml_security.rb in the ruby-saml gem before 1.0.0 for Ruby allows XPath injection and code execution because prepared statements are not used.

Affected products

• SAML-Toolkits ruby-saml: before 1.0.0 — fixed in 1.0.0

How to fix

Upgrade to a fixed version: SAML-Toolkits ruby-saml 1.0.0. Check the vendor advisory for mitigations.

References

• https://github.com/SAML-Toolkits/ruby-saml/commit/9853651b96b99653ea8627d757d46bfe62ab6448
• https://github.com/SAML-Toolkits/ruby-saml/compare/v0.9.2...v1.0.0
• https://github.com/SAML-Toolkits/ruby-saml/pull/225
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ruby-saml/OSVDB-124991.yml
• https://security.netapp.com/advisory/ntap-20230703-0003/
• https://github.com/SAML-Toolkits/ruby-saml/commit/9853651b96b99653ea8627d757d46bfe62ab6448
• https://github.com/SAML-Toolkits/ruby-saml/compare/v0.9.2...v1.0.0
• https://github.com/SAML-Toolkits/ruby-saml/pull/225
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ruby-saml/OSVDB-124991.yml
• https://security.netapp.com/advisory/ntap-20230703-0003/

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