{"cve":"CVE-2016-6896","nvd":{"published":"2017-01-18T21:59:00.277","modified":"2026-06-17T00:51:57.193","status":"Modified","description":"Directory traversal vulnerability in the wp_ajax_update_plugin function in wp-admin/includes/ajax-actions.php in WordPress 4.5.3 allows remote authenticated users to cause a denial of service or read certain text files via a .. (dot dot) in the plugin parameter to wp-admin/admin-ajax.php, as demonstrated by /dev/random read operations that deplete the entropy pool.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","score":7.1},"cwes":["CWE-22"],"references":["http://www.openwall.com/lists/oss-security/2016/08/20/1","http://www.securitytracker.com/id/1036683","https://sumofpwn.nl/advisory/2016/path_traversal_vulnerability_in_wordpress_core_ajax_handlers.html","https://wpvulndb.com/vulnerabilities/8606","https://www.exploit-db.com/exploits/40288/"],"products":["wordpress:wordpress"],"source":"nvd","synced_at":"2026-10-19T20:41:25.729257544+00:00"},"epss":{"cve":"CVE-2016-6896","score":0.38068,"percentile":0.98556,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}