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Vulnerability record · CVE-2024-39943 · published 4 July 2024

CVE-2024-39943: Rejetto http file server os command injection vulnerability

Rejetto · Http File Server

rejetto HFS (aka HTTP File Server) 3 before 0.52.10 on Linux, UNIX, and macOS allows OS command execution by remote authenticated users (if they have Upload permissions). This occurs because a shell is used to execute df (i.e., with execSync instead of spawnSync in child_process in Node.js).

8.8 CVSS 3.1 High EPSS 39% · top 1.4% CWE-78 · OS command injectionCWE-284 · Improper access control
8.8CVSS 3.1 base score
39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

rejetto HFS (aka HTTP File Server) 3 before 0.52.10 on Linux, UNIX, and macOS allows OS command execution by remote authenticated users (if they have Upload permissions). This occurs because a shell is used to execute df (i.e., with execSync instead of spawnSync in child_process in Node.js).

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/rejetto/hfs/commit/305381bd36eee074fb238b64302a252668daad1d Patch
https://github.com/rejetto/hfs/compare/v0.52.9...v0.52.10 Patch
https://www.rejetto.com/wiki/index.php/HFS:_Working_with_uploads Product
https://github.com/rejetto/hfs/commit/305381bd36eee074fb238b64302a252668daad1d Patch
https://github.com/rejetto/hfs/compare/v0.52.9...v0.52.10 Patch
https://www.rejetto.com/wiki/index.php/HFS:_Working_with_uploads Product

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-39943), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.