Vulnerability Details CVE-2026-26833
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.023
EPSS Ranking 81.4%
CVSS Severity
CVSS v3 Score 9.8
References
Products affected by CVE-2026-26833
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cpe:2.3:a:mmahrous:thumbler:1.0.0
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cpe:2.3:a:mmahrous:thumbler:1.0.0-1
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cpe:2.3:a:mmahrous:thumbler:1.1.0
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cpe:2.3:a:mmahrous:thumbler:1.1.1
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cpe:2.3:a:mmahrous:thumbler:1.1.1-1
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cpe:2.3:a:mmahrous:thumbler:1.1.2