CVE-2026-2952

Name: CVE-2026-2952
Creator: NVD / NIST
Published: 2026-02-22T14:16:02.687+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 4.52%

Last modified Jun 17, 2026

CVE-2026-2952 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 4.52% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.8/10

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

CVSS 4.0

5.5/10

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

4.52%

90.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Vaelsys	Vaelsys	4.1.0

References

https://github.com/CVE-Hunter-Leo/CVE/issues/10Exploit, Issue Tracking, Third Party Advisory
https://vuldb.com/?ctiid.347318Permissions Required, VDB Entry
https://vuldb.com/?id.347318Third Party Advisory, VDB Entry
https://vuldb.com/?submit.755166Third Party Advisory, VDB Entry

Timeline

Published: Feb 22, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-2952?

How severe is CVE-2026-2952?

CVE-2026-2952 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 4.52% probability of exploitation in the next 30 days.

How do I fix CVE-2026-2952?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-2952?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST