{"id":"CVE-2026-47357","details":"Terrascan v1.18.3 and prior are vulnerable to Server-Side Request Forgery (SSRF) via the remote_url parameter in the remote directory scan endpoint (POST /v1/{iac}/{iacVersion}/{cloud}/remote/dir/scan) when running in server mode. An unauthenticated remote attacker can supply an attacker-controlled HTTP URL as remote_url with remote_type set to \"http\". The URL is passed directly to hashicorp/go-getter (v1.7.5) without validation. Go-getter's HttpGetter supports the X-Terraform-Get response header, allowing the attacker's server to redirect the download to a file:// URL, enabling local file read. Additionally, HttpGetter has Netrc set to true, causing it to read ~/.netrc and send stored credentials to attacker-controlled hostnames. This affects deployments running terrascan in server mode (terrascan server), which binds to 0.0.0.0 with no authentication. Note: Terrascan was archived in August 2023 and no patch will be released.","modified":"2026-07-08T08:12:35.545354218Z","published":"2026-05-19T15:53:05.222Z","database_specific":{"cna_assigner":"tenable","cwe_ids":["CWE-610","CWE-73","CWE-918"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47357.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47357.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-47357"},{"type":"PACKAGE","url":"https://github.com/tenable/terrascan"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/tenable/terrascan","events":[{"introduced":"0"},{"last_affected":"659310cd56c8f3abaa462a60e9c128e3a3687a02"}],"database_specific":{"cpe":"cpe:2.3:a:tenable:terrascan:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"1.18.3"}],"source":["AFFECTED_FIELD","CPE_RANGE"]}}],"versions":["v1.18.3","v1.18.2","v1.18.1","v1.18.0","v1.17.1","v1.15.2","v1.15.1","v1.15.0","v1.14.0","v1.13.2","v1.13.1","v1.13.0","v1.12.0","v1.11.0","v1.10.0","v1.9.0","v1.8.1","v1.8.0","v1.7.0","v1.6.0","v1.5.1","v1.5.0","v1.4.0","v1.3.2","v1.3.1","v1.3.0","v1.2.0","v1.1.0","v1.0.0","v0.2.3","v0.2.2","v0.2.1","v0.2.0","v0.1.2","v0.1.1","v0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-47357.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N"}]}