How many CVEs does CODESYS have?

CODESYS has 154 published CVE records since 2015, including 20 in the last two years.

How many CODESYS CVEs are in CISA KEV?

None of CODESYS's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which CODESYS products have the most CVEs?

The CODESYS products with the most published CVEs are Control for PFC200 SL, Control for IOT2000 SL, Control for Linux SL, Control for Raspberry Pi SL, Control for PFC100 SL.

What are the most common weakness types in CODESYS CVEs?

CODESYS's CVEs most often map to these CWE weakness types: CWE-20 (Improper Input Validation), CWE-787 (Out-of-bounds Write), CWE-502 (Deserialization of Untrusted Data), CWE-476 (NULL Pointer Dereference).

Are there public exploits for CODESYS vulnerabilities?

Yes — 1 of CODESYS's CVEs have a known public exploit.

How many critical CODESYS vulnerabilities are there?

CODESYS has 18 critical and 92 high-severity CVEs.

What is the average severity of CODESYS CVEs?

The average CVSS base score across CODESYS's scored CVEs is 7.7.

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154 CVEs

CODESYS Vulnerabilities

Name: CODESYS vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for CODESYS.

154

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

1

Public exploits

PoC or exploit code

7.7

Avg CVSS

2015–2026

Overview

CODESYS has 154 published CVE records since 2015, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 1 have a known public exploit. The average CVSS base score across scored CVEs is 7.7.

This page aggregates every publicly disclosed vulnerability (CVE) affecting CODESYS products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on CODESYS's vulnerability posture, as a share of its 154 published CVEs.

Average CVSS: 7.7
Critical / high: 71%
Actively exploited (KEV): 0%
Public exploit available: 1%
Patch available: 92%

Severity and exploitation

How the CVSS severity of CODESYS's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical18

High92

Medium43

Low1

In CISA’s Known Exploited Vulnerabilities catalog

0

None of CODESYS's CVEs are currently listed in CISA's KEV catalog.

Public exploits

1

One of CODESYS's CVEs has a known public exploit available.

Most affected products

The CODESYS products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in CODESYS CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish CODESYS CVE records.

Disclosure activity by year

How many CODESYS CVEs were published each year.

2019

15

2020

6

2021

35

2022

27

2023

41

2024

7

2025

10

2026

10

Latest CODESYS CVEs

The most recently disclosed vulnerabilities affecting CODESYS.

Out-of-bounds Write in CODESYS Control
CWE-1284
High · CVSS 8.7
EPSS 0.4%2026-05-26
Incorrect Authorization in CODESYS Control
CWE-863
High · CVSS 7.2
EPSS 0.3%2026-05-26
Incorrect Default Permissions in CODESYS Development System
CWE-276
High · CVSS 8.5
EPSS 0.1%2026-05-26
Incorrect Default Permissions in CODESYS Development System
CWE-276
High · CVSS 8.5
EPSS 0.1%2026-05-26
CODESYS Visualization - Insufficiently Protected Credentials
CWE-522
Medium · CVSS 6.9
EPSS 0.2%2026-05-21
Improper resource management in CODESYS Modbus TCP Server
CWE-772
High · CVSS 8.2
EPSS 0.4%2026-05-12
Improper timeout handling in CODESYS EtherNetIP
CWE-754
High · CVSS 8.7
EPSS 0.4%2026-04-23
CODESYS Control Audit Log Format String DoS
CWE-134
High · CVSS 7.5
EPSS 0.4%2026-03-24
CODESYS Control Boot Application Replacement Enables Code Execution
CWE-669
High · CVSS 8.8
EPSS 0.4%2026-03-24
CODESYS Installer TOCTOU Privilege Escalation
CWE-367
High · CVSS 7.3
EPSS 0.1%2026-03-10
CODESYS Development System - Deserialization of Untrusted Data
CWE-502
High · CVSS 7.8
EPSS 0.1%2025-12-01
CODESYS Control - Invalid type usage in visualization
CWE-843
High · CVSS 7.5
EPSS 0.3%2025-12-01

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Other vendors

Browse vulnerabilities for other tracked vendors.

freedesktop.org156 CVEs axiosys156 CVEs Parallels156 CVEs spring-projects154 CVEs Metagauss153 CVEs Dolibarr152 CVEs Squid Cache152 CVEs WPDeveloper152 CVEs

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Frequently asked questions

Common questions about CODESYS vulnerabilities.

How many CVEs does CODESYS have?: CODESYS has 154 published CVE records since 2015, including 20 in the last two years.
How many CODESYS CVEs are in CISA KEV?: None of CODESYS's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which CODESYS products have the most CVEs?: The CODESYS products with the most published CVEs are Control for PFC200 SL, Control for IOT2000 SL, Control for Linux SL, Control for Raspberry Pi SL, Control for PFC100 SL.
What are the most common weakness types in CODESYS CVEs?: CODESYS's CVEs most often map to these CWE weakness types: CWE-20 (Improper Input Validation), CWE-787 (Out-of-bounds Write), CWE-502 (Deserialization of Untrusted Data), CWE-476 (NULL Pointer Dereference).
Are there public exploits for CODESYS vulnerabilities?: Yes — 1 of CODESYS's CVEs have a known public exploit.
How many critical CODESYS vulnerabilities are there?: CODESYS has 18 critical and 92 high-severity CVEs.
What is the average severity of CODESYS CVEs?: The average CVSS base score across CODESYS's scored CVEs is 7.7.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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