CVE-2026-41247: elFinder is an open-source file manager for web, written in JavaScript using jQuery UI

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CRITICAL 9.8REMOTEUPGRADE

CVE-2026-41247 is a critical-severity flaw (CVSS 9.8) affecting elfinder. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-04-23
Last modified	2026-10-26

Publisher (CNA): GitHub, Inc. · Vendor: std42

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-23 19:17 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

std42 elfinder UPGRADE

Affected: < 2.1.67

Fixed in: 2.1.67

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy elfinder || rpm -q elfinder || elfinder --version

2. UPGRADE to 2.1.67 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade elfinder

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade elfinder

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Composer (PHP) · studio-42/elfinder · FIXED · 2.1.67 · vulnerable: < 2.1.67 · source

composer require "studio-42/elfinder:>=2.1.67"

Fedora ELN · openbao · FIXED · 2.6.5-1.eln159 · FEDORA-2026-77adf886ae · source

sudo dnf upgrade --advisory=FEDORA-2026-77adf886ae

Fedora 46 · sugar-turtleart · FIXED · 220-16.fc46 · FEDORA-2026-b79483c788 · source

sudo dnf upgrade --advisory=FEDORA-2026-b79483c788

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-41247?

elfinder: upgrade to 2.1.67. Exact commands for each OS are on this page.

Is CVE-2026-41247 being exploited?

CVE-2026-41247 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-41247 affect?

CVE-2026-41247 affects elfinder. Severity is critical (CVSS 9.8). 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 in

How urgent is CVE-2026-41247?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

ImageMagick vulnerabilities · jQuery vulnerabilities

References

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