OpenPLC Known Exploited Vulnerabilities

Evidence-backed KEV intelligence for OpenPLC products — CISA KEV status, confidence, sensor telemetry, and virtual-patch availability.

Total KEVs

2

In CISA KEV

2

Beyond CISA KEV

0

Sensor Observed

0

Virtual Patch Available

0

OpenPLC KEVs Added by Year

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2 OpenPLC KEVs added all time (primary attestation date).

Attested CVEs

CVE 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...

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.

Confirmed In CISA 01 Jun 2026

Common Vulnerability Classes (CWE)

  • CWE-434 — Unrestricted Upload of File with Dangerous Type 1
  • CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') 1

Browse all known exploited vulnerabilities · What is a known exploited vulnerability? · Methodology