{"id":"CVE-2016-2087","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-2087","generatedAt":"2026-10-27T17:57:31.381Z","title":"Directory traversal vulnerability in the client in HexChat 2.11.0 allows remote IRC servers to read or modify arbitrary files via a ..","description":"Directory traversal vulnerability in the client in HexChat 2.11.0 allows remote IRC servers to read or modify arbitrary files via a .. (dot dot) in the server name.","published":"2017-01-18T17:59:00.000Z","lastModified":"2026-06-17T00:43:25.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.4,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"},"cwe":["CWE-22"],"affected":["hexchat project/hexchat"],"epss":{"score":0.09489,"percentile":0.95405,"date":"2026-10-26","history":[{"date":"2026-09-21","score":0.07723,"percentile":0.94435},{"date":"2026-09-22","score":0.09524,"percentile":0.95225}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2016-04-04","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":39656,"kind":"exploit","title":"Hexchat IRC Client 2.11.0 - Directory Traversal","url":"https://www.exploit-db.com/exploits/39656","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/local/39656.py","file":"exploits/multiple/local/39656.py","published":"2016-04-04","added":"2016-04-04","updated":"2016-04-04","author":"PizzaHatHacker","type":"local","platform":"multiple","port":null,"verified":false,"codes":["CVE-2016-2087"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.comhexchat-2.10.0.tar.xz","screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB and the impact is high, while EPSS rates exploitation at 9.5%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/136564/Hexchat-IRC-Client-2.11.0-Directory-Traversal.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/95881","source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/39656/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/136564/Hexchat-IRC-Client-2.11.0-Directory-Traversal.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/95881","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/39656/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-2087","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."}