{"schema_version":1,"title":"Better-Auth SSO vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Better-Auth SSO: 0 in the last 7 days and 4 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-80192, was published on 26 August 2026.","url":"https://junglewise.ai/threats/technologies/sso","json_url":"https://junglewise.ai/threats/technologies/sso.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/sso","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":3,"all_time":4,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":4,"last_365_days":4},"latest":[{"cve":"CVE-2026-80192","cvss":8.1,"epss":0.0036,"slug":"cve-2026-80192-better-auth-sso-domain-ownership-flaw-in-authentication","title":"better-auth SSO domain ownership flaw in authentication","severity":"high","exploited":false,"published_at":"2026-08-26T05:18:26.46+00:00","url":"https://junglewise.ai/threats/cve-2026-80192-better-auth-sso-domain-ownership-flaw-in-authentication"},{"cve":"CVE-2026-67328","cvss":8.1,"epss":0.0049,"slug":"cve-2026-67328-better-auth-sso-multiple-authentication-bypass-vulnerabilities","title":"better-auth SSO multiple authentication bypass vulnerabilities","severity":"high","exploited":false,"published_at":"2026-08-01T13:17:03.38+00:00","url":"https://junglewise.ai/threats/cve-2026-67328-better-auth-sso-multiple-authentication-bypass-vulnerabilities"},{"cve":"CVE-2026-53515","cvss":7.1,"epss":0.0043,"slug":"cve-2026-53515-better-auth-improper-authorization-in-sso-provider-registration","title":"Better Auth improper authorization in SSO provider registration","severity":"high","exploited":false,"published_at":"2026-07-15T18:16:47.817+00:00","url":"https://junglewise.ai/threats/cve-2026-53515-better-auth-improper-authorization-in-sso-provider-registration"},{"cve":"CVE-2026-53513","cvss":9.6,"epss":0.0025,"slug":"cve-2026-53513-better-auth-ssrf-and-account-takeover-in-better-auth-sso-plugin","title":"Better Auth SSRF and account takeover in @better-auth/sso plugin","severity":"critical","exploited":false,"published_at":"2026-07-15T18:16:47.547+00:00","url":"https://junglewise.ai/threats/cve-2026-53513-better-auth-ssrf-and-account-takeover-in-better-auth-sso-plugin"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":1,"exploited":0,"vulnerabilities":2},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":1},{"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}],"related":[{"name":"Better-Auth Oauth-Provider","slug":"oauth-provider","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/oauth-provider"},{"name":"Better-Auth SCIM","slug":"scim","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/scim"},{"name":"Better-Auth SCIM Plugin","slug":"scim-plugin","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/scim-plugin"}],"technology":{"hub":true,"name":"Better-Auth SSO","slug":"sso","vendor":{"name":"Better-Auth","slug":"better-auth","url":"https://junglewise.ai/threats/vendors/better-auth"},"aliases":[],"category":"library","homepage":"https://www.better-auth.com/","repo_url":"https://github.com/better-auth/better-auth","description":"A single sign-on plugin for the better-auth framework that enables authentication across multiple applications.","url":"https://junglewise.ai/threats/technologies/sso"},"most_severe":[{"cve":"CVE-2026-53513","cvss":9.6,"epss":0.0025,"slug":"cve-2026-53513-better-auth-ssrf-and-account-takeover-in-better-auth-sso-plugin","title":"Better Auth SSRF and account takeover in @better-auth/sso plugin","severity":"critical","exploited":false,"published_at":"2026-07-15T18:16:47.547+00:00","url":"https://junglewise.ai/threats/cve-2026-53513-better-auth-ssrf-and-account-takeover-in-better-auth-sso-plugin"},{"cve":"CVE-2026-67328","cvss":8.1,"epss":0.0049,"slug":"cve-2026-67328-better-auth-sso-multiple-authentication-bypass-vulnerabilities","title":"better-auth SSO multiple authentication bypass vulnerabilities","severity":"high","exploited":false,"published_at":"2026-08-01T13:17:03.38+00:00","url":"https://junglewise.ai/threats/cve-2026-67328-better-auth-sso-multiple-authentication-bypass-vulnerabilities"},{"cve":"CVE-2026-80192","cvss":8.1,"epss":0.0036,"slug":"cve-2026-80192-better-auth-sso-domain-ownership-flaw-in-authentication","title":"better-auth SSO domain ownership flaw in authentication","severity":"high","exploited":false,"published_at":"2026-08-26T05:18:26.46+00:00","url":"https://junglewise.ai/threats/cve-2026-80192-better-auth-sso-domain-ownership-flaw-in-authentication"},{"cve":"CVE-2026-53515","cvss":7.1,"epss":0.0043,"slug":"cve-2026-53515-better-auth-improper-authorization-in-sso-provider-registration","title":"Better Auth improper authorization in SSO provider registration","severity":"high","exploited":false,"published_at":"2026-07-15T18:16:47.817+00:00","url":"https://junglewise.ai/threats/cve-2026-53515-better-auth-improper-authorization-in-sso-provider-registration"}],"generated_at":"2026-09-26T09:11:00.170868+00:00"}