CVE Tools

Modicon Controllers M241/m251

7 CVEs tracked. None of them is in CISA KEV.

This hub aggregates every CVE we track for Modicon Controllers M241/m251, a product in the ics ot iot space. Use it to gauge the current risk picture and drill into individual advisories.

Modicon Controllers M241/m251 CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Modicon Controllers M241/m251 CVEs per month
MonthCVEs
2024-100
2024-110
2024-120
2025-010
2025-020
2025-030
2025-040
2025-050
2025-066
2025-070
2025-080
2025-090
2025-100
2025-110
2025-120
2026-010
2026-020
2026-031
2026-040
2026-050
2026-060
2026-070
2026-080
2026-090

Severity

How the 7 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Medium7100%

Latest CVEs

The 7 most recently published vulnerabilities affecting Modicon Controllers M241/m251.

  1. CVE-2025-13902CWE-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 brows...5.4
  2. CVE-2025-3117CWE-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...5.4
  3. CVE-2025-3116CWE-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 bo...6.5
  4. CVE-2025-3905CWE-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 aut...5.4
  5. CVE-2025-3112CWE-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.6.5
  6. CVE-2025-3899CWE-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 ...5.4
  7. CVE-2025-3898CWE-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.6.5

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