CVE-2026-35410: Directus: Open Redirect via Parser Bypass in OAuth2/SAML Authentication Flow

April 4, 2026 (updated April 18, 2026)

An open redirect vulnerability exists in the login redirection logic. The isLoginRedirectAllowed function fails to correctly identify certain malformed URLs as external, allowing attackers to bypass redirect allow-list validation and redirect users to arbitrary external domains upon successful authentication.

References

github.com/advisories/GHSA-cf45-hxwj-4cfj
github.com/directus/directus/security/advisories/GHSA-cf45-hxwj-4cfj
nvd.nist.gov/vuln/detail/CVE-2026-35410

Code Behaviors & Features

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