{"cve":"CVE-2026-40175","nvd":{"published":"2026-04-10T20:16:22.800","modified":"2026-09-09T13:19:49.597","status":"Modified","description":"Axios is a promise based HTTP client for the browser and Node.js. Versions prior to 1.15.0 and 0.3.1 are vulnerable to a specific gadget-style attack chain in which prototype pollution in a third-party dependency may be leveraged to inject unsanitized header values into outbound requests. This vulnerability is fixed in 1.15.0 and 0.3.1.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","score":4.8},"cwes":["CWE-113","CWE-444","CWE-918","CWE-915"],"references":["https://github.com/axios/axios/commit/03cdfc99e8db32a390e12128208b6778492cee9c","https://github.com/axios/axios/commit/363185461b90b1b78845dc8a99a1f103d9b122a1","https://github.com/axios/axios/pull/10660","https://github.com/axios/axios/pull/10688","https://github.com/axios/axios/releases/tag/v0.31.0"],"products":["axios:axios"],"source":"nvd","synced_at":"2026-10-19T22:28:59.047572785+00:00"},"epss":{"cve":"CVE-2026-40175","score":0.01949,"percentile":0.80219,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-fvcv-3m26-pcqx","url":"https://osv.dev/vulnerability/GHSA-fvcv-3m26-pcqx","summary":"Axios has Unrestricted Cloud Metadata Exfiltration via Header Injection Chain","modified":"2026-09-10T03:50:44.273401032Z","packages":[{"ecosystem":"npm","name":"axios","purl":"pkg:npm/axios","ranges":[">=1.0.0 <1.15.0"],"fixed":["1.15.0"]},{"ecosystem":"npm","name":"axios","purl":"pkg:npm/axios","ranges":["<0.31.0"],"fixed":["0.31.0"]}]}],"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."]}