CVE-2021-26829: OpenPLC ScadaBR
EPSS48.0%No. 885 of 1739 in KEV
CVE year2021~4 yrs before listing
Same vendor in KEV2
Same product2
| Field | Value |
|---|---|
| Vendor | OpenPLC |
| Product | ScadaBR |
| Name | OpenPLC ScadaBR Cross-site Scripting Vulnerability |
| Added to KEV | 2025-11-28 |
| US federal due date | 2025-12-19 |
| Ransomware use | Unknown |
| CWE | CWE-79 |
CISA description
OpenPLC ScadaBR contains a cross-site scripting vulnerability via system_settings.shtm.
Other entries for this product
| CVE | Vendor / product | Added | EPSS | Ransomware |
|---|---|---|---|---|
| CVE-2021-26828 | OpenPLC ScadaBR | 2025-12-03 | 39.3% | Unknown |
Data from CISA's Known Exploited Vulnerabilities (KEV) catalog. EPSS is FIRST's estimated probability of exploitation activity in the next 30 days, refreshed weekly. Always follow the vendor's official guidance.
About this page
A OpenPLC ScadaBR vulnerability added to CISA's Known Exploited Vulnerabilities catalog on 2025-11-28.