How many CVEs does CODESYS have?

CODESYS has 158 published CVE records since 2015, including 24 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-787 (Out-of-bounds Write), CWE-20 (Improper Input Validation), CWE-476 (NULL Pointer Dereference), CWE-502 (Deserialization of Untrusted Data).

Are there public exploits for CODESYS vulnerabilities?

Yes — 17 of CODESYS's CVEs have a known public exploit.

How many critical CODESYS vulnerabilities are there?

CODESYS has 18 critical and 96 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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158 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.

158

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

17

Public exploits

PoC or exploit code

7.7

Avg CVSS

2015–2026

Overview

CODESYS has 158 published CVE records since 2015, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 17 have a known public exploit. The average CVSS base score across scored CVEs is 7.7.

Security scorecard

A quick read on CODESYS's vulnerability posture, as a share of its 158 published CVEs.

Average CVSS: 7.7
Critical / high: 72%
Actively exploited (KEV): 0%
Public exploit available: 11%
Patch available: 91%

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

High96

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

17

17 of CODESYS's CVEs have 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

11

2026

13

Latest CODESYS CVEs

The most recently disclosed vulnerabilities affecting CODESYS.

Uncontrolled Memory Allocation in CODESYS Gateway Client
CWE-770
High · CVSS 8.7
EPSS 0.3%2026-09-30
Improper Synchronization in Monitoring in CODESYS Control Runtime
CWE-362
High · CVSS 7.2
EPSS 0.2%2026-09-30
Out-of-bounds Write in CODESYS PROFINET Controller
CWE-787
High · CVSS 7.1
EPSS 0.3%2026-07-29
Out-of-bounds Write in CODESYS Control
CWE-1284
High · CVSS 8.7
EPSS 0.6%2026-05-26
Incorrect Authorization in CODESYS Control
CWE-863
High · CVSS 7.2
EPSS 0.5%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 0.5%2026-05-12
Improper timeout handling in CODESYS EtherNetIP
CWE-754
High · CVSS 8.7
EPSS 0.6%2026-04-23
CODESYS Control Audit Log Format String DoS
CWE-134
High · CVSS 7.5
EPSS 0.6%2026-03-24
CODESYS Control Boot Application Replacement Enables Code Execution
CWE-669
High · CVSS 8.8
EPSS 0.4%2026-03-24

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Other vendors

CVE counts for other vendors.

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Frequently asked questions

Common questions about CODESYS vulnerabilities.

How many CVEs does CODESYS have?: CODESYS has 158 published CVE records since 2015, including 24 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-787 (Out-of-bounds Write), CWE-20 (Improper Input Validation), CWE-476 (NULL Pointer Dereference), CWE-502 (Deserialization of Untrusted Data).
Are there public exploits for CODESYS vulnerabilities?: Yes — 17 of CODESYS's CVEs have a known public exploit.
How many critical CODESYS vulnerabilities are there?: CODESYS has 18 critical and 96 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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