{"id":"CVE-2022-38580","aliases":["GHSA-f2rj-m42r-6jm2","GO-2022-1086"],"url":"https://o3.security/vulnerability/CVE-2022-38580","summary":"Skipper vulnerable to SSRF via X-Skipper-Proxy","details":"### Impact\n\nSkipper prior to version v0.13.236 is vulnerable to server-side request forgery (SSRF). An attacker can exploit a vulnerable version of proxy to access the internal metadata server or other unauthenticated URLs by adding an specific header (X-Skipper-Proxy) to the http request.\n\n### Patches\nThe problem was patched in version https://github.com/zalando/skipper/releases/tag/v0.13.237.\nUsers need to upgrade to skipper `>=v0.13.237`.\n\n### Workarounds\n\nUse `dropRequestHeader(\"X-Skipper-Proxy\")` filter\n\n### References\n\nhttps://github.com/zalando/skipper/releases/tag/v0.13.237\n\n### For more information\nIf you have any questions or comments about this advisory:\n\n* Open an issue in https://github.com/zalando/skipper/issues/new/choose\n* Chat with us in slack: https://app.slack.com/client/T029RQSE6/C82Q5JNH5","published":"2022-10-24T00:00:00Z","modified":"2026-08-12T03:51:39.898835356Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Go","name":"github.com/zalando/skipper","fixedVersion":"0.13.237"}],"fix":{"url":"https://github.com/zalando/skipper/pull/2058","label":"zalando/skipper#2058"},"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/171546/X-Skipper-Proxy-0.13.237-Server-Side-Request-Forgery.html"},{"type":"WEB","url":"https://gist.github.com/Fadavvi/9fffcfa4aaa9e25b77cfe7b3044b2857#file-cve-2022-38580"},{"type":"WEB","url":"https://pastebin.com/dXxpgPAK"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/38xxx/CVE-2022-38580.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-38580"},{"type":"WEB","url":"https://github.com/zalando/skipper/security/advisories/GHSA-f2rj-m42r-6jm2"},{"type":"WEB","url":"https://github.com/zalando/skipper/pull/2058"},{"type":"WEB","url":"https://github.com/zalando/skipper/commit/842634347da8fe77e396f66edea79d329fd72130"},{"type":"PACKAGE","url":"https://github.com/zalando/skipper"},{"type":"WEB","url":"https://github.com/zalando/skipper/releases/tag/v0.13.237"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2022-1086"},{"type":"WEB","url":"http://skipper.com"},{"type":"WEB","url":"http://zalando.com"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:39.898835356Z"}}