{"id":"CVE-2009-4535","url":"https://www.cyber-defence.io/tools/cve/CVE-2009-4535","generatedAt":"2026-10-27T18:40:37.059Z","title":"Mongoose 2.8.0 and earlier allows remote attackers to obtain the source code for a web page by appending a / (slash) character to the URI.","description":"Mongoose 2.8.0 and earlier allows remote attackers to obtain the source code for a web page by appending a / (slash) character to the URI.","published":"2009-12-31T19:30:01.000Z","lastModified":"2026-06-16T23:13:51.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N"},"cwe":["CWE-200"],"affected":["valenok/mongoose"],"epss":{"score":0.06677,"percentile":0.93849,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":2,"verified":true,"firstPublished":"2009-10-23","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":12309,"kind":"exploit","title":"Mongoose Web Server 2.8 - Multiple Directory Traversals","url":"https://www.exploit-db.com/exploits/12309","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/12309.txt","file":"exploits/windows/remote/12309.txt","published":"2010-04-20","added":"2010-04-19","updated":null,"author":"Dr_IDE","type":"remote","platform":"windows","port":null,"verified":true,"codes":["CVE-2009-4535","OSVDB-61490"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.commongoose-2.8.exe","screenshotUrl":null,"referenceUrl":null},{"edbId":9897,"kind":"exploit","title":"Mongoose Web Server 2.8 - Source Disclosure","url":"https://www.exploit-db.com/exploits/9897","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/9897.txt","file":"exploits/php/webapps/9897.txt","published":"2009-10-23","added":"2009-10-22","updated":"2016-09-12","author":"Dr_IDE","type":"webapps","platform":"php","port":null,"verified":true,"codes":["CVE-2009-4535","OSVDB-61490"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.commongoose-2.8.exe","screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"high","text":"2 public exploits are published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 6.7%. Treat it as high on anything reachable from the internet."},"changes":[],"references":[{"url":"http://freetexthost.com/0lcsrgt3vw","tags":["Exploit","URL Repurposed"],"source":"cve@mitre.org"},{"url":"http://pocoftheday.blogspot.com/2009/10/mongoose-web-server-v280-remote-source_22.html","tags":["Exploit"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/36934","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://freetexthost.com/0lcsrgt3vw","tags":["Exploit","URL Repurposed"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://pocoftheday.blogspot.com/2009/10/mongoose-web-server-v280-remote-source_22.html","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/36934","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-4535","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."}