OpenPLC vendor intelligence

OpenPLC Known Exploited Vulnerabilities

Track evidence-backed exploitation affecting OpenPLC products, including the gap beyond CISA KEV, confidence assessments, sensor observations, and practical response context.

Total KEVs
2
Known exploited vulnerabilities affecting OpenPLC products
In CISA KEV
2
Records also listed in the official catalog
Beyond CISA KEV
0
Additional exploited CVEs absent from CISA KEV
Sensor Observed
0
OpenPLC KEVs with sensor-observed exploitation activity

The catalog gap matters for OpenPLC exposure

All two exploited OpenPLC CVEs tracked here are also listed in CISA KEV. Use product ownership and sensor evidence to prioritize within this portfolio.

100%
Covered by CISA
0%
Beyond CISA
1
Product families

Attested OpenPLC CVEs

Search the exploited-vulnerability portfolio, then narrow it to official CISA coverage or the additional records KEV Intelligence tracks beyond the catalog.

How exploitation is verified
CVE / description Product Confidence CISA KEV Added
CVE-2021-26828

OpenPLC ScadaBR through 0.9.1 on Linux and through 1.12.4 on Windows allows remote authenticated users to upload and execute arbitrary JSP files...

ScadaBR Confirmed In CISA 01 Jun 2026
CVE-2021-26829

OpenPLC ScadaBR through 0.9.1 on Linux and through 1.12.4 on Windows allows stored XSS via system_settings.shtm.

ScadaBR Confirmed In CISA 01 Jun 2026

Showing 2 of 2 OpenPLC known exploited vulnerabilities.

Recurring weakness patterns

Unrestricted upload and neutralization account for two mapped occurrences across this OpenPLC KEV portfolio.

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Early warning alerts

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