CVE-2021-26828

UNKNOWNKnown Exploited

CISA Known Exploited Vulnerability

This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://github.com/SCADA-LTS/Scada-LTS/pull/2174 ; https://nvd.nist.gov/vuln/detail/CVE-2021-26828

Remediation deadline: December 24, 2025

Description

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.

Timeline

Published:December 3rd, 2025 12:00 AM

Last modified:December 3rd, 2025 12:00 AM

Added to KEV:December 3rd, 2025

CVSS Scoring

No CVSS v3 score available

Affected Software

From NVD CPE configuration data

Vendors

OpenPLC

Products

ScadaBR

Weaknesses (CWE)

CWE-434

References & Reports

Advisories, patches, and third-party reports

No references available.

Source: CISA KEV + NVD · Data may lag official sources by up to one minute