{"id":"CVE-2011-4540","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-4540","generatedAt":"2026-10-27T22:04:19.535Z","title":"Multiple cross-site scripting (XSS) vulnerabilities in AtMail Open (aka AtMail Open-Source edition) 1.04 allow remote attackers to inject arbitrary web script or HTML via the func parameter to (1) ldap.php or (2) search.php.","description":"Multiple cross-site scripting (XSS) vulnerabilities in AtMail Open (aka AtMail Open-Source edition) 1.04 allow remote attackers to inject arbitrary web script or HTML via the func parameter to (1) ldap.php or (2) search.php.","published":"2011-12-01T21:55:01.000Z","lastModified":"2026-06-16T23:35:01.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N"},"cwe":["CWE-79"],"affected":["atmail/atmail open"],"epss":{"score":0.01734,"percentile":0.7749,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2011-12-01","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":36401,"kind":"exploit","title":"AtMail 1.04 - 'func' Multiple Cross-Site Scripting Vulnerabilities","url":"https://www.exploit-db.com/exploits/36401","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/36401.txt","file":"exploits/php/webapps/36401.txt","published":"2011-12-01","added":"2011-12-01","updated":"2015-03-16","author":"Dognædis","type":"webapps","platform":"php","port":null,"verified":true,"codes":["CVE-2011-4540","OSVDB-77330"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/50877/info"}]},"verdict":{"level":"high","text":"A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 1.7%. Treat it as high on anything reachable from the internet."},"changes":[],"references":[{"url":"http://osvdb.org/77330","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/47012","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/48308","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/50792","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/50877","source":"cve@mitre.org"},{"url":"https://www.dognaedis.com/vulns/DGS-SEC-1.html","tags":["Exploit"],"source":"cve@mitre.org"},{"url":"http://osvdb.org/77330","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/47012","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/48308","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/50792","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/50877","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.dognaedis.com/vulns/DGS-SEC-1.html","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4540","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}