5 matches found
CVE-2024-56734
CVE-2024-56734 affects Better Auth (TypeScript) prior to version 1.1.6, where the verify-email endpoint accepts a callbackURL parameter and uses JWT without proper domain validation. This open-redirect flaw can allow an attacker to redirect users to arbitrary, attacker-controlled sites. Root caus...
CVE-2025-27143
CVE-2025-27143 – Better Auth open redirect . The flaw affects Better Auth (TypeScript) prior to v1.1.21, where the email verification endpoint (and any endpoint accepting a callback URL) fails to validate scheme-less URLs, allowing the browser to treat them as fully qualified URLs. This enables a...
CVE-2026-53512
CVE-2026-53512 affects Better Auth versions prior to 1.6.11, where the legacy oidcProvider and mcp plugins expose OAuth2 token endpoints that validate refresh_token grants without requiring the confidential client’s client_secret. An attacker with a valid refresh_token and the corresponding publi...
CVE-2026-53514
Better Auth (organization plugin) exposes a vulnerability where an attacker with an unverified session for the invited email and a leaked invitationId can join the organization by calling acceptInvitation/rejectInvitation/getInvitation/listUserInvitations, due to email-string ownership checks not...