{"schema_version":"1.7.3","id":"GHSA-cxjh-pqwp-8mfp","published":"2024-03-14T17:19:42Z","modified":"2026-02-04T03:39:16.669258Z","aliases":["CVE-2024-28849"],"related":["CGA-4vmv-7rfh-8q9h"],"summary":"follow-redirects' Proxy-Authorization header kept across hosts","details":"When using [axios](https://github.com/axios/axios), its dependency follow-redirects only clears authorization header during cross-domain redirect, but allows the proxy-authentication header which contains credentials too.\n\n## Steps To Reproduce & PoC\n\nTest code:\n\n```js\nconst axios = require('axios');\n\naxios.get('http://127.0.0.1:10081/', {\n headers: {\n 'AuThorization': 'Rear Test',\n 'ProXy-AuthoriZation': 'Rear Test',\n 'coOkie': 't=1'\n }\n})\n .then((response) => {\n console.log(response);\n })\n```\n\nWhen I meet the cross-domain redirect, the sensitive headers like authorization and cookie are cleared, but proxy-authentication header is kept.\n\n## Impact\n\nThis vulnerability may lead to credentials leak.\n\n## Recommendations\n\nRemove proxy-authentication header during cross-domain redirect\n\n### Recommended Patch\n\n[follow-redirects/index.js:464](https://github.com/follow-redirects/follow-redirects/commit/c4f847f85176991f95ab9c88af63b1294de8649b)\n\n```diff\n- removeMatchingHeaders(/^(?:authorization|cookie)$/i, this._options.headers);\n+ removeMatchingHeaders(/^(?:authorization|proxy-authorization|cookie)$/i, this._options.headers);\n```","affected":[{"package":{"name":"follow-redirects","ecosystem":"npm","purl":"pkg:npm/follow-redirects"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.15.6"}]}],"database_specific":{"last_known_affected_version_range":"<= 1.15.5","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/03/GHSA-cxjh-pqwp-8mfp/GHSA-cxjh-pqwp-8mfp.json"}}],"references":[{"type":"WEB","url":"https://github.com/follow-redirects/follow-redirects/security/advisories/GHSA-cxjh-pqwp-8mfp"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-28849"},{"type":"WEB","url":"https://github.com/psf/requests/issues/1885"},{"type":"WEB","url":"https://github.com/follow-redirects/follow-redirects/commit/c4f847f85176991f95ab9c88af63b1294de8649b"},{"type":"WEB","url":"https://hackerone.com/reports/2390009"},{"type":"WEB","url":"https://fetch.spec.whatwg.org/#authentication-entries"},{"type":"PACKAGE","url":"https://github.com/follow-redirects/follow-redirects"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VOIF4EPQUCKDBEVTGRQDZ3CGTYQHPO7Z"}],"database_specific":{"cwe_ids":["CWE-200"],"github_reviewed":true,"github_reviewed_at":"2024-03-14T17:19:42Z","nvd_published_at":"2024-03-14T17:15:52Z","severity":"MODERATE"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}