next-auth vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
CVE-2026-73421Criticalnext-auth: Auth.js: Configuration errors can cause existence-based auth checks to fail open (auth object populated with an error)CVE-2026-73418High@auth/core: Auth.js: getToken() throws an uncaught exception on malformed Bearer authorization headersCVE-2026-73420Critical@auth/core: Auth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypassCVE-2026-73419Medium@auth/core: Auth.js: OAuth state, nonce, and PKCE check cookies are not bound to the provider that created themGHSA-5JPX-9HW9-2FX4Mediumnext-auth: NextAuthjs Email misdelivery VulnerabilityCVE-2023-48309Mediumnext-auth: Possible user mocking that bypasses basic authenticationCVE-2023-27490Highnext-auth: Missing proper state, nonce and PKCE checks for OAuth authenticationCVE-2022-31186Lownext-auth: next-auth before v4.10.2 and v3.29.9 leaks excessive information into logCVE-2022-35924Criticalnext-auth: NextAuth.js before 4.10.3 and 3.29.10 sending verification requests (magic link) to unwanted emailsCVE-2022-31127Highnext-auth: Improper handling of email inputCVE-2022-31093Highnext-auth: Improper Handling of `callbackUrl` parameter in next-authCVE-2022-29214Mediumnext-auth: URL Redirection to Untrusted Site ('Open Redirect') in next-authCVE-2022-24858Mediumnext-auth: NextAuth.js default redirect callback vulnerable to open redirectsCVE-2021-21310Lownext-auth: Token verification bug in next-auth

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