{"cve":"CVE-2011-2904","nvd":{"published":"2011-08-19T21:55:02.697","modified":"2026-06-16T23:32:13.300","status":"Modified","description":"Cross-site scripting (XSS) vulnerability in acknow.php in Zabbix before 1.8.6 allows remote attackers to inject arbitrary web script or HTML via the backurl parameter.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063884.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063904.html","http://secunia.com/advisories/45502","http://secunia.com/advisories/45677","http://www.openwall.com/lists/oss-security/2011/08/08/2"],"products":["zabbix:zabbix"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-2904","score":0.01957,"percentile":0.80281,"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."]}