CVE-2026-2952CWE-77CWE-78

Vaelsys HTTP POST Request tree_server.php os command injection

Medium · published February 22, 2026

CVSS v4.0
6.9
EPSS
8%
Percentile
94.8
In the wild
Unconfirmed
What it is

A flaw has been found in Vaelsys 4.1.0. This vulnerability affects unknown code of the file /tree/tree_server.php of the component HTTP POST Request Handler. This manipulation of the argument xajaxargs causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.08088 · 94.8th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-02-22T14:02Z
EPSS history
Timeline
  • 22 FEB 14:02Z
    Vaelsys HTTP POST Request tree_server.php os command injection
    cvelistv5