{"cve":"CVE-2025-55173","nvd":{"published":"2025-08-29T22:15:31.750","modified":"2026-10-18T21:10:00.120","status":"Analyzed","description":"Next.js is a React framework for building full-stack web applications. In versions before 14.2.31 and from 15.0.0 to before 15.4.5, Next.js Image Optimization is vulnerable to content injection. The issue allowed attacker-controlled external image sources to trigger file downloads with arbitrary content and filenames under specific configurations. This behavior could be abused for phishing or malicious file delivery. This vulnerability has been fixed in Next.js versions 14.2.31 and 15.4.5.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","score":4.3},"cwes":["CWE-20"],"references":["https://github.com/vercel/next.js/commit/6b12c60c61ee80cb0443ccd20de82ca9b4422ddd","https://github.com/vercel/next.js/security/advisories/GHSA-xv57-4mr9-wg8v","https://vercel.com/changelog/cve-2025-55173"],"products":["vercel:next.js"],"source":"nvd","synced_at":"2026-10-19T22:07:46.309729541+00:00"},"epss":{"cve":"CVE-2025-55173","score":0.006,"percentile":0.48409,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-xv57-4mr9-wg8v","url":"https://osv.dev/vulnerability/GHSA-xv57-4mr9-wg8v","summary":"Next.js Content Injection Vulnerability for Image Optimization","modified":"2026-09-10T03:50:27.715566208Z","packages":[{"ecosystem":"npm","name":"next","purl":"pkg:npm/next","ranges":[">=0.9.9 <14.2.31"],"fixed":["14.2.31"]},{"ecosystem":"npm","name":"next","purl":"pkg:npm/next","ranges":[">=15.0.0 <15.4.5"],"fixed":["15.4.5"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}