{"action":"Upgrade next to 15.5.21 or later.","affected":[{"fixed":"15.5.21","introduced":"13.0.0"},{"fixed":"16.2.11","introduced":"16.0.0"}],"component":"next","cve_ids":["CVE-2026-64648"],"ecosystem":"npm","epss":0.00338,"exploited":false,"fixed_versions":["15.5.21","16.2.11"],"ghsa_id":"GHSA-68g3-v927-f742","id":"tcs_01M5KF69KVVK12VF32VYYH2WQ3","modified_at":"2026-09-10T03:51:10.587986551Z","published_at":"2026-07-22T23:08:17Z","references":["https://osv.dev/vulnerability/GHSA-68g3-v927-f742","https://github.com/vercel/next.js/security/advisories/GHSA-68g3-v927-f742","https://github.com/vercel/next.js/commit/062f66700b52a5d6bba2c0605d55577ab7ad262c","https://github.com/vercel/next.js/commit/73b94872bc343d09494b50394d8c08eb9fc8e56a","https://github.com/vercel/next.js","https://github.com/vercel/next.js/releases/tag/v15.5.21","https://github.com/vercel/next.js/releases/tag/v16.2.11"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"GHSA-68g3-v927-f742","url":"https://osv.dev/vulnerability/GHSA-68g3-v927-f742"},{"source":"nvd","source_id":"CVE-2026-64648","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64648"}],"summary":"Next.js: Cache confusion of response bodies for requests with bodies"}