{"id":"CVE-2022-27780","title":"The curl URL parser wrongly accepts percent-encoded URL separators like '/'when decoding the host name part of a URL, making it a *different* URL usingthe wrong host name when it is later retrieved.For example, a URL like `http://example…","summary":"The curl URL parser wrongly accepts percent-encoded URL separators like '/'when decoding the host name part of a URL, making it a *different* URL usingthe wrong host name when it is later retrieved.For example, a URL like `http://example…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","cwe":["CWE-177","CWE-918"],"vendor":"haxx","product":"curl","affected":["curl >= 7.80.0, < 7.83.1","hci_bootstrap_os","clustered_data_ontap","solidfire,_enterprise_sds_&_hci_storage_node","solidfire_&_hci_management_node","h410s_firmware","h700s_firmware","h500s_firmware","h300s_firmware","universal_forwarder >= 8.2.0, < 8.2.12","universal_forwarder >= 9.0.0, < 9.0.6","universal_forwarder = 9.1.0"],"patched":["curl 7.83.1","universal_forwarder 9.0.6"],"published":"2022-06-02","updated":"2026-10-14","sourceUpdated":"2026-10-14T17:17:37.217","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-27780","references":[{"url":"https://hackerone.com/reports/1553841","label":"support@hackerone.com"},{"url":"https://security.gentoo.org/glsa/202212-01","label":"support@hackerone.com"},{"url":"https://security.netapp.com/advisory/ntap-20220609-0009/","label":"support@hackerone.com"},{"url":"https://hackerone.com/reports/1553841","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/202212-01","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20220609-0009/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org","exploit-available","score-dispute"],"epss":0.02469,"epssPercentile":0.84188,"ingestedAt":"2026-10-14T17:44:53.597Z","exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2024-07-26T20:10:43.314256Z"},"scores":{"nvd":7.5,"adp":5.3},"slug":"CVE-2022-27780","body":"## Overview\n\nThe curl URL parser wrongly accepts percent-encoded URL separators like '/'when decoding the host name part of a URL, making it a *different* URL usingthe wrong host name when it is later retrieved.For example, a URL like `http://example.com%2F127.0.0.1/`, would be allowed bythe parser and get transposed into `http://example.com/127.0.0.1/`. This flawcan be used to circumvent filters, checks and more.\n\n## Affected\n\n- `curl >= 7.80.0, < 7.83.1`\n- `hci_bootstrap_os`\n- `clustered_data_ontap`\n- `solidfire,_enterprise_sds_&_hci_storage_node`\n- `solidfire_&_hci_management_node`\n- `h410s_firmware`\n- `h700s_firmware`\n- `h500s_firmware`\n- `h300s_firmware`\n- `universal_forwarder >= 8.2.0, < 8.2.12`\n- `universal_forwarder >= 9.0.0, < 9.0.6`\n- `universal_forwarder = 9.1.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `curl 7.83.1`\n- `universal_forwarder 9.0.6`","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":41.3,"likelihood":0.5,"exploitation":12,"ransomware":0},"changes":[{"seq":221380,"id":"CVE-2022-27780","ts":1792031167020,"field":"exploit_available","old":"false","new":"true"}]}