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High 8.9Published Apr 23, 2026

CVE-2026-41247elFinder: Command injection in resize background color parameter when using ImageMagick CLI

Updated under an hour ago ()

Does this affect you?

It affects Studio-42 elFinder and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.67, elFinder contains a command injection vulnerability in the resize command. The bg (background color) parameter is accepted from user input and passed through image resize/rotate processing. In configurations that use the ImageMagick CLI backend, this value is incorporated into shell command strings without sufficient escaping. An attacker able to invoke the resize command with a crafted bg value may achieve arbitrary command execution as the web server process user. This vulnerability is fixed in 2.1.67.

CVSS
8.9 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Weakness (CWE)
CWE-78
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Analyzed
Record last updated
Apr 24, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Studio-42 elFinder
studio_42:elfinder (from the name)
before 2.1.67
CNA record
std42 elfinder
std42:elfinder
before 2.1.67
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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