{"cve":"CVE-2014-8998","nvd":{"published":"2014-11-20T13:55:07.907","modified":"2026-06-17T00:17:38.090","status":"Modified","description":"lib/message.php in X7 Chat 2.0.0 through 2.0.5.1 allows remote authenticated users to execute arbitrary PHP code via a crafted HTTP header to index.php, which is processed by the preg_replace function with the eval switch.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-94"],"references":["http://packetstormsecurity.com/files/128964/X7-Chat-2.0.5-lib-message.php-preg_replace-PHP-Code-Execution.html","http://www.exploit-db.com/exploits/35183","http://www.securityfocus.com/bid/71014","https://exchange.xforce.ibmcloud.com/vulnerabilities/98513","http://packetstormsecurity.com/files/128964/X7-Chat-2.0.5-lib-message.php-preg_replace-PHP-Code-Execution.html"],"products":["x7chat:x7_chat"],"source":"nvd","synced_at":"2026-10-19T20:34:45.729216538+00:00"},"epss":{"cve":"CVE-2014-8998","score":0.359,"percentile":0.98468,"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."]}