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Vulnerability record · CVE-2016-2087 · published 18 January 2017

CVE-2016-2087: Hexchat project hexchat path traversal vulnerability

Hexchat Project · Hexchat

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.

7.4 CVSS 3.0 High EPSS 9.5% · top 4.7% CWE-22 · Path traversal
7.4CVSS 3.0 base score, v2 6.8
9.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 4 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/136564/Hexchat-IRC-Client-2.11.0-Directory-Traversal.html ExploitThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/95881
https://www.exploit-db.com/exploits/39656/ ExploitThird Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/136564/Hexchat-IRC-Client-2.11.0-Directory-Traversal.html ExploitThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/95881
https://www.exploit-db.com/exploits/39656/ ExploitThird Party AdvisoryVDB Entry

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-2087), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.