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Next.js is vulnerable to RCE in React flight protocol
Next.js is vulnerable to RCE in React flight protocol
Affected packages
- next
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/facebook/react/security/advisories/GHSA-fv66-9v8q-g76r
- https://github.com/vercel/next.js/security/advisories/GHSA-9qr9-h5gf-34mp
- https://github.com/vitejs/vite-plugin-react/security/advisories/GHSA-fmh4-wr37-44fp
- https://nvd.nist.gov/vuln/detail/CVE-2025-55182
- https://github.com/vercel/next.js
Structured record: https://osv.dev/vulnerability/GHSA-9qr9-h5gf-34mp
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→Vercel — Ship a patched app with zero-config deployment.→
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