CVE-2023-28824

Server-side request forgery vulnerability exists in CONPROSYS HMI System (CHS) versions prior to...

4.9 Medium

Server-side request forgery vulnerability exists in CONPROSYS HMI System (CHS) versions prior to 3.5.3. A user who can access the affected product with an administrative privilege may bypass the database restriction set on the query setting page, and connect to a user unintended database.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

0.64%Up 0.6 points since Jun 1, 2023

What each source reports

NVD Score used 4.9

Record: CVE-2023-28824
CVSS 3.1: 4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-918
Updated: 2026-11-02

CVE List 4.9

Record: CVE-2023-28824
CVSS 3.1: 4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-918
Updated: 2026-11-02

EUVDEUVD-2023-32456 4.9

Record: EUVD-2023-32456
CVSS 3.1: 4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-hr86-jc68-fqcr 4.9

Server-side request forgery vulnerability exists in CONPROSYS HMI System (CHS) versions prior to...

Record: GHSA-hr86-jc68-fqcr
CVSS 3.1: 4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-918
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, products	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-28824 is a medium vulnerability (CVSS 4.9) in Contec Conprosys Hmi System, published June 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.64%, the 50th percentile. No source names a fixed version.