{"schema":"threatline.record/2","record":{"id":"CVE-2017-20288","aliases":[],"summary":"QCubed 3.1.1 Reflected XSS via installer step_2.php","details":"QCubed 2.2.0 through 3.1.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts through the installation_path parameter. Attackers can craft GET requests to /assets/php/_devtools/installer/step_2.php with malicious installation_path values echoed unescaped, executing JavaScript in victims' browsers. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-20.","categories":["Unclassified"],"product":"QCubed","vendor":"QCubed","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2017-20288","source_modified_at":"2026-10-22T10:57:23.289Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"QCubed","vendor":"QCubed","versions":[{"version":"2.2.0","lessThanOrEqual":"3.1.1","status":"affected","versionType":"custom"}],"defaultStatus":"unknown"}],"fixed_versions":[],"cvss":5.1,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00256,"percentile":0.16354,"score_date":"2026-10-23"},"published_at":"2026-10-22T10:57:23.289Z","modified_at":"2026-10-22T10:57:23.289Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2017-20288","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-22T10:57:23.289Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2017-20288","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/qcubed/qcubed/issues/1230","tags":["issue-tracking","exploit"]},{"source":"CVE List","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/other/qcubed-xss.yaml","tags":["technical-description"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/qcubed-3.1.1-reflected-xss-via-installer-step-2-php","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-22T10:57:23.289Z","content_hash":"54577568b2e70b1e5acd30365e4863962a4e604a4487b92260b78cf9aba5b618"}}