OpenPLC ScadaBR Unrestricted Upload of File with Dangerous Type Vulnerability

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• NewsExploited · CISA KEVOpenPLC · ScadaBR

  OpenPLC ScadaBR Unrestricted Upload of File with Dangerous Type Vulnerability

  CVE-2021-26828

  OpenPLC ScadaBR contains an unrestricted upload of file with dangerous type vulnerability that allows remote authenticated users to upload and execute arbitrary JSP files via view_edit.shtm.

  CISA's required action · due 24 Dec 2025 for U.S. federal civilian agencies

  Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  Cited by CISA: github.com · nvd.nist.gov

  Added to KEV 3 Dec 2025 · Source checked 4 Nov 2026, 16:40 UTC · CISA KEV entry

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