CVE-2025-22146: Sentry's improper authentication on SAML SSO process allows user impersonation

January 15, 2025

A critical vulnerability was discovered in the SAML SSO implementation of Sentry. It was reported to us via our private bug bounty program.

The vulnerability allows an attacker to take over any user account by using a malicious SAML Identity Provider and another organization on the same Sentry instance. The victim email address must be known in order to exploit this vulnerability.

References

github.com/advisories/GHSA-7pq6-v88g-wf3w
github.com/getsentry/sentry
github.com/getsentry/sentry/commit/6db508f7949d117c7dff748a3c82c3a272bf7cfd
github.com/getsentry/sentry/pull/83407
github.com/getsentry/sentry/security/advisories/GHSA-7pq6-v88g-wf3w
nvd.nist.gov/vuln/detail/CVE-2025-22146

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