CVE-2026-26833

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78 CWE-94

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/mmahrous/thumblerProduct
https://github.com/mmahrous/thumbler/blob/master/lib/thumbler.jsNot Applicable
https://github.com/zebbernCVE/CVE-2026-26833Exploit, Vendor Advisory
https://www.npmjs.com/package/thumblerProduct

Timeline

Published: Mar 25, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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