---
title: "CVE-2026-118692: CherryTree - Command Injection"
description: "CherryTree <= 1.7.2 contains a command injection caused by unquoted shell metacharacters in web link URLs in CtActions::link_clicked, letting attackers execute arbitrary OS commands as the victim on link click, exploit requires enabling Custom Web Link Clicked Action."
url: https://panop.io/threat-heartbeat/CVE-2026-118692/
---

# CVE-2026-118692 CherryTree - Command Injection

CherryTree <= 1.7.2 contains a command injection caused by unquoted shell metacharacters in web link URLs in CtActions::link\_clicked, letting attackers execute arbitrary OS commands as the victim on link click, exploit requires enabling Custom Web Link Clicked Action.

CVSS base score 7.0 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-118692)

## Details

Type

Command Injection

Impact

Remote Code Execution

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Published

28 October 2026

Updated

29 October 2026

Weakness

[CWE-78](https://cwe.mitre.org/data/definitions/78.html)

## Vendor fix

Update to the latest version beyond 1.7.2.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-118692](https://nvd.nist.gov/vuln/detail/CVE-2026-118692)
- [https://github.com/giuspen/cherrytree/blob/v1.7.2/src/ct/ct\_actions\_others.cc#L381-L388](https://github.com/giuspen/cherrytree/blob/v1.7.2/src/ct/ct_actions_others.cc#L381-L388)
- [https://github.com/giuspen/cherrytree/blob/v1.7.2/src/ct/ct\_misc\_utils.cc#L227-L247](https://github.com/giuspen/cherrytree/blob/v1.7.2/src/ct/ct_misc_utils.cc#L227-L247)
- [https://github.com/giuspen/cherrytree/issues/2945](https://github.com/giuspen/cherrytree/issues/2945)
- [https://www.vulncheck.com/advisories/cherrytree-through-1.7.2-os-command-injection-via-custom-web-link-action](https://www.vulncheck.com/advisories/cherrytree-through-1.7.2-os-command-injection-via-custom-web-link-action)
- [https://github.com/giuspen/cherrytree](https://github.com/giuspen/cherrytree)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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