Codesys Control For Linux
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By the Year
In 2026 there have been 1 vulnerability in Codesys Control For Linux with an average score of 7.2 out of ten. Control For Linux did not have any published security vulnerabilities last year. That is, 1 more vulnerability have already been reported in 2026 as compared to last year.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 1 | 7.20 |
| 2025 | 0 | 0.00 |
| 2024 | 0 | 0.00 |
| 2023 | 0 | 0.00 |
| 2022 | 1 | 7.80 |
| 2021 | 0 | 0.00 |
| 2020 | 3 | 8.65 |
| 2019 | 3 | 0.00 |
It may take a day or so for new Control For Linux vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Codesys Control For Linux Security Vulnerabilities
Monitoring Access Race Condition in Unspecified Product
CVE-2026-79625
7.2 - High
- September 30, 2026
Affected products do not properly synchronize access to their monitoring functionality. When multiple clients send concurrent requests, this may lead to incorrect reads or writes, or to corruption of internal memory structures. An authenticated remote attacker with monitoring access can exploit this issue to cause incorrect data processing or a denial-of-service condition.
Race Condition
CODESYS V3 3.5.16.0 CmpUserMgr Weak Hash Exploit
CVE-2020-12069
7.8 - High
- December 26, 2022
In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can be used by a local attacker with low privileges to gain full control of the device.
Use of Password Hash With Insufficient Computational Effort
CODESYS Control runtime system before 3.5.16.10
CVE-2020-15806
7.5 - High
- July 22, 2020
CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation.
Allocation of Resources Without Limits or Throttling
CODESYS V3 web server before 3.5.15.40
CVE-2020-10245
9.8 - Critical
- March 26, 2020
CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow.
Memory Corruption
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30
CVE-2020-7052
- January 24, 2020
CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.
CODESYS 3 web server before 3.5.15.20
CVE-2019-18858
- November 20, 2019
CODESYS 3 web server before 3.5.15.20, as distributed with CODESYS Control runtime systems, has a Buffer Overflow.
CODESYS V3 web server, all versions prior to 3.5.14.10
CVE-2019-13532
- September 13, 2019
CODESYS V3 web server, all versions prior to 3.5.14.10, allows an attacker to send specially crafted http or https requests which may allow access to files outside the restricted working directory of the controller.
Directory traversal
CODESYS V3 web server, all versions prior to 3.5.14.10
CVE-2019-13548
- September 13, 2019
CODESYS V3 web server, all versions prior to 3.5.14.10, allows an attacker to send specially crafted http or https requests which could cause a stack overflow and create a denial-of-service condition or allow remote code execution.
Stack Overflow
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