Denial Of Service

Next.js is vulnerable to Denial of Service. The vulnerability is due to a race condition in misconfigured Pages Router setups allowing pageProps data to be served instead of standard HTML responses...

GHSA-QPJV-V59X-3QC4 Next.js Race Condition to Cache Poisoning

Summary We received a responsible disclosure from Allam Rachid zhero for a low-severity race-condition vulnerability in Next.js. This issue only affects the Pages Router under certain misconfigurations, causing normal endpoints to serve pageProps data instead of standard HTML. Learn more here...

CVE-2025-32421: Concurrent Execution using Shared Resource with Improper Synchronization

Next.js is a React framework for building full-stack web applications. Versions prior to 14.2.24 and 15.1.6 have a race-condition vulnerability. This issue only affects the Pages Router under certain misconfigurations, causing normal endpoints to serve pageProps data instead of standard HTML. Thi...