{"schema_version":1,"title":"Onelogin Ruby-Saml vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Onelogin Ruby-Saml: 0 in the last 7 days and 0 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2025-66568, was published on 9 December 2025.","url":"https://junglewise.ai/threats/technologies/ruby-saml","json_url":"https://junglewise.ai/threats/technologies/ruby-saml.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/ruby-saml","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":true,"counts":{"high":1,"all_time":3,"critical":2,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":2},"latest":[{"cve":"CVE-2025-66568","cvss":9.1,"epss":0.0024,"slug":"cve-2025-66568-ruby-saml-allows-a-libxml2-canonicalization-error-to-bypass","title":"Ruby-saml allows a Libxml2 Canonicalization error to bypass Digest/Signature validation","severity":"critical","exploited":false,"published_at":"2025-12-09T16:18:21.427+00:00","url":"https://junglewise.ai/threats/cve-2025-66568-ruby-saml-allows-a-libxml2-canonicalization-error-to-bypass"},{"cve":"CVE-2025-66567","cvss":9.1,"epss":0.0039,"slug":"cve-2025-66567-ruby-saml-has-a-saml-authentication-bypass-due-to-namespace","title":"Ruby-saml has a SAML authentication bypass due to namespace handling (parser differential)","severity":"critical","exploited":false,"published_at":"2025-12-09T16:18:21.26+00:00","url":"https://junglewise.ai/threats/cve-2025-66567-ruby-saml-has-a-saml-authentication-bypass-due-to-namespace"},{"cve":"CVE-2016-5697","cvss":7.5,"epss":0.0121,"slug":"cve-2016-5697-onelogin-ruby-saml-xml-signature-wrapping-attack","title":"OneLogin ruby-saml XML signature wrapping attack","severity":"high","exploited":false,"published_at":"2017-01-23T21:59:01.707+00:00","url":"https://junglewise.ai/threats/cve-2016-5697-onelogin-ruby-saml-xml-signature-wrapping-attack"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Onelogin Ruby-Saml","slug":"ruby-saml","vendor":{"hub":true,"name":"Onelogin","slug":"onelogin","url":"https://junglewise.ai/threats/vendors/onelogin"},"aliases":[],"category":"library","homepage":"https://github.com/onelogin/ruby-saml","repo_url":"https://github.com/onelogin/ruby-saml","description":"ruby-saml is a Ruby library for implementing SAML authentication and single sign-on.","url":"https://junglewise.ai/threats/technologies/ruby-saml"},"most_severe":[{"cve":"CVE-2025-66567","cvss":9.1,"epss":0.0039,"slug":"cve-2025-66567-ruby-saml-has-a-saml-authentication-bypass-due-to-namespace","title":"Ruby-saml has a SAML authentication bypass due to namespace handling (parser differential)","severity":"critical","exploited":false,"published_at":"2025-12-09T16:18:21.26+00:00","url":"https://junglewise.ai/threats/cve-2025-66567-ruby-saml-has-a-saml-authentication-bypass-due-to-namespace"},{"cve":"CVE-2025-66568","cvss":9.1,"epss":0.0024,"slug":"cve-2025-66568-ruby-saml-allows-a-libxml2-canonicalization-error-to-bypass","title":"Ruby-saml allows a Libxml2 Canonicalization error to bypass Digest/Signature validation","severity":"critical","exploited":false,"published_at":"2025-12-09T16:18:21.427+00:00","url":"https://junglewise.ai/threats/cve-2025-66568-ruby-saml-allows-a-libxml2-canonicalization-error-to-bypass"},{"cve":"CVE-2016-5697","cvss":7.5,"epss":0.0121,"slug":"cve-2016-5697-onelogin-ruby-saml-xml-signature-wrapping-attack","title":"OneLogin ruby-saml XML signature wrapping attack","severity":"high","exploited":false,"published_at":"2017-01-23T21:59:01.707+00:00","url":"https://junglewise.ai/threats/cve-2016-5697-onelogin-ruby-saml-xml-signature-wrapping-attack"}],"generated_at":"2026-11-09T03:07:00.176479+00:00"}