CVE-2026-24790

The underlying PLC of the device can be remotely influenced, without proper safeguards or authentication...

CVE-2021-31630

Command Injection in Open PLC Webserver v3 allows remote attackers to execute arbitrary code via the "Hardware Layer Code Box" component on the "/hardware" page of the application...

CVE-2021-22792

A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU par...

CVE-2022-31205

In Omron CS series, CJ series, and CP series PLCs through 2022-05-18, the password for access to the Web UI is stored in memory area D1449...D1452 and can be read out using the Omron FINS protocol without any further authentication...

CVE-2019-18259

In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands...

CVE-2019-18261

In Omron PLC CS series, all versions, Omron PLC CJ series, all versions, and Omron PLC NJ series, all versions, the software does not implement sufficient measures to prevent multiple failed authentication attempts within in a short time frame, making it more susceptible to brute force attacks...

CVE-2020-7538

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request...

CVE-2020-7559

A CWE-120: Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially...

CVE-2020-10628

ControlEdge PLC R130.2, R140, R150, and R151 and RTU R101, R110, R140, R150, and R151 exposes unencrypted passwords on the network...

CVE-2020-10624

ControlEdge PLC R130.2, R140, R150, and R151 and RTU R101, R110, R140, R150, and R151 exposes a session token on the network...

CVE-2024-41975

An unauthenticated remote attacker can gain limited information of the PLC network but the user management of the PLCs prevents the actual access to the PLCs...

CVE-2020-24685

An unauthenticated specially crafted packet sent by an attacker over the network will cause a denial-of-service DoS vulnerability. Vulnerability allows attacker to stop the PLC. After stopping ERR LED flashing red, physical access to the PLC is required in order to restart the application. This...

The vulnerability of PLC NLcon-CE-485-C arises from insufficient validation of input data during the processing of the 0xcccc packet in Codesys v2. This allows a perpetrator to trigger a failure in the operation of the Codesys v2 execution environment.

The vulnerability of PLC NLcon-CE-485-C is related to insufficient validation of input data during the processing of the 0xcccc packet in Codesys v2. Exploiting this vulnerability can allow an attacker to cause a failure in the operation of the Codesys v2 execution environment...

CVE-2025-13970

OpenPLCV3 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 settin...

EUVD-2025-203181

OpenPLCV3 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 settin...

CVE-2025-13970

OpenPLC_V3 (CVE-2025-13970) is reported across multiple sources to be vulnerable to a cross-site request forgery (CSRF) due to missing CSRF validation. The vulnerability allows an unauthenticated attacker to lure a logged-in administrator into visiting a malicious link, potentially enabling unaut...

OpenPLC_V3 (Update A)

RISK EVALUATION Successful exploitation of this vulnerability could result in the alteration of PLC settings or the upload of malicious programs. 2. RECOMMENDED PRACTICES CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability, such as: Minimize...

CVE-2025-11789

Out-of-bounds read vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. The 'DownloadFile' function converts a parameter to an integer using 'atoi' and then uses it as an index in the 'FilesDownload' array with 'iVar2'. If the parameter is too large, it will access memory beyond the limits...

CVE-2025-11787

Command injection vulnerability in the operating system in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2 through the 'GetDNS', 'CheckPing' and 'TraceRoute' functions...

CVE-2025-11784

Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. In the 'ShowMeterDatabase' function, there is an unlimited user input that is copied to a fixed-size buffer via 'sprintf'. The 'GetParametermeter' function retrieves the user input, which is directly incorporated...