elFinder vulnerable to path traversal in LocalVolumeDriver connector

MEDIUM 6.5CVE-2023-35840 · GHSA-wm5g-p99q-66g4 · Published 19/06/2023 · updated 17/06/2026

Package	Affected versions	Patched versions
studio-42/elfinder Packagist	`< 2.1.62`	`2.1.62`
elfinder std42	`< 2.1.62`	`2.1.62`

Description

Impact

Path Traversal vulnerability in PHP LocalVolumeDriver connector. This vulnerability can be exploited by allowing untrusted users to write to the local file system.

This issue was caused by incomplete validity checking of the supplied request parameters. That problem has been fixed in elFinder Version 2.1.62.

Patches

This vulnerability has been fixed in elFinder 2.1.62. Installation managers should update to the latest version as soon as possible.

Workarounds

If you cannot update for some reason, you must stop using it or prohibit writing to untrusted users.

NVD description

_joinPath in elFinderVolumeLocalFileSystem.class.php in elFinder before 2.1.62 allows path traversal in the PHP LocalVolumeDriver connector.

References

Studio-42/elFinder security advisory · WEB
Studio-42/elFinder commit bb9aaa7 · WEB
Studio-42/elFinder · PACKAGE
afine-com/CVE-2023-35840 · Exploit
sectroyer/CVEs · Exploit

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