CVE-2026-107369

The auth0/nextjs-auth0 SDK validates that the returnTo parameter is a same-origin URL. The SDK then stores this value and, in a later step, reconstructs it for the post-authentication redirect. The reconstruction logic can produce a URL that browsers interpret as an absolute or scheme-relative...

@smg-automotive/auth (>=8.2.3, <=9.0.2-support-next-16.2.1) potentially affected by CVE-2026-40155 via @auth0/nextjs-auth0 (>=4.12.1, <=4.17.1)

@auth0/nextjs-auth0 NPM version =4.12.1, =8.2.3, =9.0.2-support-next-16.2.1 Source cves: CVE-2026-40155 Source advisory: OSV:GHSA-XQ8M-7C5P-C2R6...

@smg-automotive/auth (>=8.2.3, <=9.0.2-support-next-16.2.1) potentially affected by CVE-2026-40155 via @auth0/nextjs-auth0 (>=4.12.1, <=4.17.1)

@auth0/nextjs-auth0 NPM version =4.12.1, =8.2.3, =9.0.2-support-next-16.2.1 Source cves: CVE-2026-40155 Source advisory: SNYK:JS-AUTH0NEXTJSAUTH0-16109571...

@smg-automotive/auth (>=6.8.0-auth0-update-access-token-endpoint.1, <=8.3.0-lschuerch-FED-782-sync-tenant.7) potentially affected by CVE-2025-67716 via @auth0/nextjs-auth0 (>=4.9.0, <=4.12.1)

@auth0/nextjs-auth0 NPM version =4.9.0, =6.8.0-auth0-update-access-token-endpoint.1, =8.3.0-lschuerch-FED-782-sync-tenant.7 Source cves: CVE-2025-67716 Source advisory: SNYK:JS-AUTH0NEXTJSAUTH0-14361679...

@smg-automotive/auth (>=6.8.0-auth0-update-access-token-endpoint.1, <=8.3.0-lschuerch-FED-782-sync-tenant.7) potentially affected by CVE-2025-67716 via @auth0/nextjs-auth0 (>=4.9.0, <=4.12.1)

@auth0/nextjs-auth0 NPM version =4.9.0, =6.8.0-auth0-update-access-token-endpoint.1, =8.3.0-lschuerch-FED-782-sync-tenant.7 Source cves: CVE-2025-67716 Source advisory: OSV:GHSA-MR6F-H57V-RPJ5...

GHSA-2MQV-4J3R-VJVP Open redirect in @auth0/nextjs-auth0

Overview Versions =1.6.2 Will this update impact my users? The fix provided in the patch will not affect your users...

Reflected XSS from the callback handler's error query parameter

Overview Overview @auth0/nextjs-auth0 versions before and including 1.4.1 are vulnerable to reflected XSS. An attacker can execute arbitrary code by providing an XSS payload in the error query parameter which is then processed by the callback handler as an error message. Am I affected? You are...

Cross site scripting

The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications. Versions before and including 1.4.1 are vulnerable to reflected XSS. An attacker can execute arbitrary code by providing an XSS payload in the error query parameter which is then processed by the...

CVE-2021-32702 Reflected XSS from the callback handler's error query parameter

The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications. Versions before and including 1.4.1 are vulnerable to reflected XSS. An attacker can execute arbitrary code by providing an XSS payload in the error query parameter which is then processed by the...

CVE-2021-32702: Improper Neutralization of Input During Web Page Generation

The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications. Versions before and including 1.4.1 are vulnerable to reflected XSS. An attacker can execute arbitrary code by providing an XSS payload in the error query parameter which is then processed by the...

PT-2021-19868

Name of the Vulnerable Software and Affected Versions @auth0/nextjs-auth0 versions prior to 1.4.2 Description The issue concerns a reflected XSS vulnerability. An attacker can execute arbitrary code by providing an XSS payload in the error query parameter, which is then processed by the callback...