CVE-2026-118692
CherryTree through 1.7.2 OS Command Injection via Custom Web Link Action
CVSS Score
7.0
EPSS Score
0.0%
EPSS Percentile
0th
CherryTree through 1.7.2 contains an OS command injection vulnerability in CtActions::link_clicked that allows attackers to execute commands by embedding shell metacharacters in web link URLs. When the non-default Custom Web Link Clicked Action option is enabled, attackers can supply crafted documents whose links pass $(...), backticks, or semicolons unquoted to std::system, running commands as the victim on click.
| CWE | CWE-78 |
| Vendor | giuspen |
| Product | cherrytree |
| Published | Oct 28, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
giuspen / cherrytree
0 ≤ 1.7.2
References
github.com: https://github.com/giuspen/cherrytree/issues/2945 github.com: https://github.com/giuspen/cherrytree github.com: https://github.com/giuspen/cherrytree/blob/v1.7.2/src/ct/ct_actions_others.cc#L381-L388 github.com: https://github.com/giuspen/cherrytree/blob/v1.7.2/src/ct/ct_misc_utils.cc#L227-L247 vulncheck.com: https://www.vulncheck.com/advisories/cherrytree-through-1.7.2-os-command-injection-via-custom-web-link-action
Credits
Mohammed Afnaan Ahmed