{"id":"CVE-2025-59471","state":"PUBLISHED","title":"A denial of service vulnerability exists in self-hosted Next.js applications that have `remotePatterns` configured for the Image Optimizer. The image optimization endpoint (`/_next","description":"A denial of service vulnerability exists in self-hosted Next.js applications that have `remotePatterns` configured for the Image Optimizer. The image optimization endpoint (`/_next/image`) loads external images entirely into memory without enforcing a maximum size limit, allowing an attacker to cause out-of-memory conditions by requesting optimization of arbitrarily large images. This vulnerability requires that `remotePatterns` is configured to allow image optimization from external domains and that the attacker can serve or control a large image on an allowed domain.\r\n\r\nStrongly consider upgrading to 15.5.10 or 16.1.5 to reduce risk and prevent availability issues in Next applications.","publishedAt":"2026-01-26T21:43:05.094Z","updatedAt":"2026-01-27T14:55:15.271Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"hackerone"},"assigner":"hackerone","products":["vercel next"],"affected":[{"vendor":"vercel","product":"next","defaultStatus":"unaffected","versions":[{"version":"10.0","status":"affected","lessThan":"10.0","versionType":"semver"},{"version":"11.0","status":"affected","lessThan":"11.0","versionType":"semver"},{"version":"12.0","status":"affected","lessThan":"12.0","versionType":"semver"},{"version":"13.0","status":"affected","lessThan":"13.0","versionType":"semver"},{"version":"14.0","status":"affected","lessThan":"14.0","versionType":"semver"},{"version":"15.0","status":"affected","lessThan":"15.5.10","versionType":"semver"},{"version":"16.0","status":"affected","lessThan":"16.1.5","versionType":"semver"}]}],"references":["https://github.com/vercel/next.js/security/advisories/GHSA-9g9p-9gw9-jx7f"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T20:09:39.787Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/59xxx/CVE-2025-59471.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-59471","state":"PUBLISHED","datePublished":"2026-01-26T21:43:05.094Z","dateUpdated":"2026-01-27T14:55:15.271Z","assignerShortName":"hackerone","assignerOrgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateReserved":"2025-09-16T15:00:07.876Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A denial of service vulnerability exists in self-hosted Next.js applications that have `remotePatterns` configured for the Image Optimizer. The image optimization endpoint (`/_next/image`) loads external images entirely into memory without enforcing a maximum size limit, allowing an attacker to cause out-of-memory conditions by requesting optimization of arbitrarily large images. This vulnerability requires that `remotePatterns` is configured to allow image optimization from external domains and that the attacker can serve or control a large image on an allowed domain.\r\n\r\nStrongly consider upgrading to 15.5.10 or 16.1.5 to reduce risk and prevent availability issues in Next applications."}],"affected":[{"vendor":"vercel","product":"next","defaultStatus":"unaffected","versions":[{"version":"10.0","status":"affected","lessThan":"10.0","versionType":"semver"},{"version":"11.0","status":"affected","lessThan":"11.0","versionType":"semver"},{"version":"12.0","status":"affected","lessThan":"12.0","versionType":"semver"},{"version":"13.0","status":"affected","lessThan":"13.0","versionType":"semver"},{"version":"14.0","status":"affected","lessThan":"14.0","versionType":"semver"},{"version":"15.0","status":"affected","lessThan":"15.5.10","versionType":"semver"},{"version":"16.0","status":"affected","lessThan":"16.1.5","versionType":"semver"}]}],"references":[{"url":"https://github.com/vercel/next.js/security/advisories/GHSA-9g9p-9gw9-jx7f"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM"}}],"providerMetadata":{"shortName":"hackerone","orgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateUpdated":"2026-01-26T21:43:05.094Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-27T14:54:47.995347Z","id":"CVE-2025-59471","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","type":"CWE","lang":"en","description":"CWE-400 Uncontrolled Resource Consumption"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-27T14:55:15.271Z"}}]}}}