CVE-2016-2087

mediumpriority · track · 43EPSS 0.095 · 95 %ileexploit · PoCEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

9.49% (95th) EPSS

CVSS 6.8 · medium

Is it mine?

2 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

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

Technical severity, 0–10. One row per scoring source.

7.4

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–7.4

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v3.07.4highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Nprimary · NVD / NIST USexploitability 2.2 · impact 5.2

v3.07highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-22USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-39656Hexchat IRC Client 2.11.0 - Directory TraversalPoC · exploit_db

affected products (2)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
hexchat project hexchat= 2.11.0nvdUScpe:2.3:a:hexchat_project:hexchat:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2017-01-18modified 2026-06-17

related (12,530)

Related entries.

ID	severity	EPSS	exploitable	published
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An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail…
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A directory traversal and file upload vulnerability allows an unauthenticated attacker to upload and execute arbitrary scripts on Check Point Management Server.
CVE-2026-85706US	—OT critical	97.4% (100th)	KEV	2026-09-12
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2…
CVE-2026-66384US	—OT critical	0.66% (52nd)	KEV	2026-08-12
An authenticated user may write data outside the intended Docker cache path under specific remote-repository conditions.
CVE-2026-59310US	—OT critical	2.56% (85th)	KEV	2026-07-30
VMware vCenter contains a directory traversal vulnerability in the Syslog server. A malicious actor with network access to vCenter may exploit this issue to execute arbitrary code.

+12525 more

references (8)

External citations — patches, advisories, analysis.

https://hexchat.github.io/index.htmlPatchcnnvd
https://www.auscert.org.au/bulletins/ESB-2020.3497/cnnvd
http://packetstormsecurity.com/files/136564/Hexchat-IRC-Client-2.11.0-Directory-Traversal.html enisa_euvd
http://www.securityfocus.com/bid/95881 enisa_euvd
https://www.exploit-db.com/exploits/39656/enisa_euvd
http://packetstormsecurity.com/files/136564/Hexchat-IRC-Client-2.11.0-Directory-Traversal.htmlExploitThird Party AdvisoryVDB Entrynvd
http://www.securityfocus.com/bid/95881 nvd
https://www.exploit-db.com/exploits/39656/ExploitThird Party AdvisoryVDB Entrynvd

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