CVE-2025-13970
Unknown Unknown - Not Provided
CSRF Vulnerability in OpenPLC_V3 Enables Unauthorized PLC Control

Publication date: 2025-12-13

Last updated on: 2025-12-13

Assigner: ICS-CERT

Description
OpenPLC_V3 is vulnerable to a cross-site request forgery (CSRF) attack due to the absence of proper CSRF validation. This issue allows an unauthenticated attacker to trick a logged-in administrator into visiting a maliciously crafted link, potentially enabling unauthorized modification of PLC settings or the upload of malicious programs which could lead to significant disruption or damage to connected systems.
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Meta Information
Published
2025-12-13
Last Modified
2025-12-13
Generated
2026-06-16
AI Q&A
2025-12-13
EPSS Evaluated
2026-06-14
NVD
CVE-2025-13970
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
openplc openplc 4.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-352 The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.
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Executive Summary

This vulnerability in OpenPLC_V3 is a cross-site request forgery (CSRF) attack caused by the lack of proper CSRF validation. It allows an unauthenticated attacker to trick a logged-in administrator into clicking a malicious link, which can lead to unauthorized changes to PLC settings or uploading malicious programs.

Impact Analysis

The vulnerability can lead to unauthorized modification of PLC settings or the upload of malicious programs, potentially causing significant disruption or damage to connected systems.

Mitigation Strategies

To mitigate this vulnerability, immediately implement proper CSRF protections such as CSRF tokens in the OpenPLC_V3 web interface. Additionally, restrict access to the administrative interface to trusted networks and users only, and educate administrators to avoid clicking on suspicious links while logged in. Applying any available patches or updates from the vendor is also recommended.

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