CVE-2026-26833
Critical · 9.8CVSS
9.8
EPSS
3.4%
Published
Mar 25, 2026
CISA due date
—
The record
thumbler through 1.1.2 allows OS command injection via the input, output, time, or size parameter in the thumbnail() function because user input is concatenated into a shell command string passed to child_process.exec() without proper sanitization or escaping.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | thumbler | 0 | No fix |
Related vulnerabilities
- GHSA-mvhf-547c-h55r thumbler allows OS Command Injection Same vulnerability
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