Schneider Electric Modicon Controllers M241/M251 vulnerabilities

7 vulnerabilities

Known vulnerabilities in Schneider Electric Modicon Controllers M241/M251, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

5.4CVE-2025-13902schneider electricmodicon controllers m241/m251+5
EPSS score
0.23%
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists that could cause condition where authenticated attackers can have a victim’s browser run arbitrary JavaScript when the victim hovers over a maliciously crafted element on a web server containing the injected payload.7.1CVE-2025-3112schneider electricmodicon controllers m241/m251
EPSS score
0.63%
CWE-400: Uncontrolled Resource Consumption vulnerability exists that could cause Denial of Service when an authenticated malicious user sends manipulated HTTPS Content-Length header to the webserver.5.4CVE-2025-3905schneider electricmodicon controllers m241/m251+1
EPSS score
0.30%
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists impacting PLC system variables that could cause an unvalidated data injected by authenticated malicious user leading to modify or read data in a victim’s browser.5.4CVE-2025-3899schneider electricmodicon controllers m241/m251
EPSS score
0.17%
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists in Certificates page on Webserver that could cause an unvalidated data injected by authenticated malicious user leading to modify or read data in a victim’s browser.7.1CVE-2025-3116schneider electricmodicon controllers m241/m251+1
EPSS score
0.46%
CWE-20: Improper Input Validation vulnerability exists that could cause Denial of Service when an authenticated malicious user sends special malformed HTTPS request containing improper formatted body data to the controller.5.4CVE-2025-3117schneider electricmodicon controllers m241/m251+1
EPSS score
0.23%
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists impacting configuration file paths that could cause an unvalidated data injected by authenticated malicious user leading to modify or read data in a victim’s browser.7.1CVE-2025-3898schneider electricmodicon controllers m241/m251+1
EPSS score
0.53%
CWE-20: Improper Input Validation vulnerability exists that could cause Denial of Service when an authenticated malicious user sends HTTPS request containing invalid data type to the webserver.