{"id":"CVE-2017-20289","aliases":[],"url":"https://o3.security/vulnerability/CVE-2017-20289","summary":"Broadstreet Ad Widget plugin for WordPress 2.2.0 before 2.12.0 contains a local file inclusion vulnerability that allows authenticated users to execute attacker-chosen PHP files by…","details":"Broadstreet Ad Widget plugin for WordPress 2.2.0 before 2.12.0 contains a local file inclusion vulnerability that allows authenticated users to execute attacker-chosen PHP files by passing unsanitized input to require in views/modal/index.php. Attackers can supply directory traversal sequences in the 'step' parameter, optionally with a null byte, to include local files and execute PHP code. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-19.","published":"2026-10-22T11:17:03.063","modified":"2026-10-22T17:40:46.877","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://cxsecurity.com/issue/WLB-2017100084"},{"type":"WEB","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/wordpress/ad-widget-lfi.yaml"},{"type":"WEB","url":"https://packetstorm.news/files/id/144553/"},{"type":"WEB","url":"https://plugins.trac.wordpress.org/changeset/1628751/ad-widget"},{"type":"WEB","url":"https://wordpress.org/plugins/ad-widget/"},{"type":"WEB","url":"https://wpscan.com/vulnerability/caca21fe-56bf-4d4c-afc8-4a218e52f0a2"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/broadstreet-ad-widget-wordpress-plugin-2.12.0-local-file-inclusion-via-step-parameter"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-22T17:40:46.877"}}