CVE-2026-118692 CherryTree through 1.7.2 OS Command Injection via Custom Web Link Action
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-118692?
CVE-2026-118692 is a high-severity vulnerability in giuspen cherrytree, published on 28 Oct 2026.
Official description
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.
Weakness: CWE-78
Which versions are affected by CVE-2026-118692?
How do I fix CVE-2026-118692?
No fix has been published for CVE-2026-118692 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-118692 being exploited?
There is no known exploitation of CVE-2026-118692 in the wild and no public exploit code.
Sources
Also known as GHSA-3v3v-qqf5-5rqr, UBUNTU-CVE-2026-118692.