OpenPLC ScadaBR Cross-site Scripting Vulnerability
OpenPLC ScadaBR contains a cross-site scripting vulnerability via system_settings.shtm.
A remote attacker, with a low-privilege account, can achieve partial data exposure, partial data tampering. Federal agencies are required to remediate by 2025-12-19 under CISA BOD 22-01.
This is a Cross-Site Scripting (XSS) (CWE-79) vulnerability in OpenPLC ScadaBR. Exploitation requires remote network access, low attack complexity, a low-privilege authenticated account, and user interaction required.
Probably yes if any of these apply:
Active exploitation documented in the wild. Threat-research write-up: https://youtu.be/Xh6LPCiLMa8
Manual remediation steps
Apply the Vendor Patch
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog — apply the vendor's security update as soon as possible.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
References
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References