RCE in Scada-Lts
CVE-2025-8743
A vulnerability classified as problematic has been found in Scada-LTS up to 2.7.8.1. This affects an unknown part of the file /data_source_edit.shtm of the component Virtual Data Source Property Handler. The manipulation of the argument Name leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (19.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Scada-Lts
- Scada-Lts — versions 2.7.8.0, 2.7.8.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/marcelomulder/CVE/blob/main/Scada-LTS/CVE-2025-8743.md (related, Exploit, Third Party Advisory)
- github.com/marcelomulder/CVE/blob/main/Scada-LTS/Cross-Site_Scripting_(XSS)_Sto… (exploit, broken-link, Broken Link)
Frequently asked questions
- What is CVE-2025-8743?
- CVE-2025-8743 is a low-severity vulnerability in Scada-Lts, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2025-08-08.
- How severe is CVE-2025-8743?
- Low severity. CVSS v3 base score is 3.5 out of 10.
- Is CVE-2025-8743 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.