MEDIUM 5.3 npm
Next.js has information disclosure in App Router metadata image routes via dynamicParams bypass
GHSA-f87g-xv8r-7p7x · CVE-2026-94485
Published · Modified
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Description
In Next.js App Router applications built with webpack, metadata image routes such as opengraph-image and twitter-image ignore the dynamicParams route segment option. An attacker can request metadata image URLs for dynamic segments that were deliberately excluded from generateStaticParams().
References
- WEB https://github.com/vercel/next.js/security/advisories/GHSA-f87g-xv8r-7p7x
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2026-94485
- WEB https://github.com/vercel/next.js/commit/2d9f50a409312696145b82b3157aadb6b1fef476
- PACKAGE https://github.com/vercel/next.js
- WEB https://github.com/vercel/next.js/releases/tag/v16.3.8
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