GHSA-x4jx-hjwf-gc99critical9.8
elFinder Unrestricted File Upload vulnerability
Impact
A File Upload vulnerability exists in Studio-42 elFinder 2.0.4 to 2.1.59 via connector.minimal.php, which allows a remote malicious user to upload arbitrary files and execute PHP code.
Source excerpt · OSVAffected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
studio-42/elfinder Packagist
| Affected range | Recorded fix |
|---|---|
| From 2.0.4 before 2.1.60Ecosystem versions | 2.1.60 |
Version evidence: OSV · GHSA-x4jx-hjwf-gc99
View original version evidence (66 explicit versions)
Original source description
A File Upload vulnerability exists in Studio-42 elFinder 2.0.4 to 2.1.59 via connector.minimal.php, which allows a remote malicious user to upload arbitrary files and execute PHP code.
References
- Security advisory nvd.nist.gov/vuln/detail/CVE-2021-43421
- Source reference github.com/Studio-42/elFinder/issues/3429
- Patch github.com/Studio-42/elFinder/commit/c08bcbfa722d758d01975799b7036951eb5d33cb
- Source reference github.com/Studio-42/elFinder
- Source reference twitter.com/infosec_90/status/1455180286354919425