RT
Product
Runtime Toolkit
by CODESYS · last CVE Sep 30, 2026
25
CVEs
0
On KEV
9.8
Max CVSS
2
New 30D
Severity mix
Critical 1High 17Medium 7Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2022-31806
9.8
1%
Jun 24
In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password…
Affected: before 2.4.7.57
CVE-2023-6357
8.8
1%
Dec 5
A low-privileged remote attacker could exploit the vulnerability and inject additional system commands via file system libraries which could give the attacker full control of the…
Affected: before 3.5.19.50
CVE-2022-4224
8.8
1%
Mar 23
In multiple products of CODESYS v3 in multiple versions a remote low privileged user could utilize this vulnerability to read and modify system files and OS resources or DoS the…
Affected: 3.0 before 3.5.19.0
CVE-2022-32143
8.8
1%
Jun 24
In multiple CODESYS products, file download and upload function allows access to internal files in the working directory e.g
Affected: 2.0 before 2.4.7.57
CVE-2022-32138
8.8
1%
Jun 24
In multiple CODESYS products, a remote attacker may craft a request which may cause an unexpected sign extension, resulting in a denial-of-service condition or memory overwrite
Affected: 2.0 before 2.4.7.57
CVE-2022-32137
8.8
1%
Jun 24
In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or…
Affected: 2.0 before 2.4.7.57
CVE-2019-9013
8.8
0%
Aug 15
An issue was discovered in 3S-Smart CODESYS V3 products
Affected: 3.0 before 3.5.16.0
CVE-2026-79625
8.1
0%
Sep 30
Improper Synchronization in Monitoring in CODESYS Control Runtime
Affected: 3.0.0.0 before 3.5.22.40
CVE-2022-32142
8.1
1%
Jun 24
Multiple CODESYS Products are prone to a out-of bounds read or write access
Affected: 2.0 before 2.4.7.57
CVE-2022-1965
8.1
1%
Jun 24
Multiple products of CODESYS implement a improper error handling
Affected: 2.0 before 2.4.7.57
CVE-2021-34595
8.1
1%
Oct 26
A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56,…
Affected: before 2.4.7.56
CVE-2026-76992
7.5
0%
Sep 30
Uncontrolled Memory Allocation in CODESYS Gateway Client
Affected: 3.0.0.0 before 3.5.22.40
CVE-2025-41738
7.5
0%
Dec 1
An unauthenticated remote attacker may cause the visualisation server of the CODESYS Control runtime system to access a resource with a pointer of wrong type, potentially leading…
Affected: 3.5.18.0 before 3.5.21.40
CVE-2022-31805
7.5
1%
Jun 24
In the CODESYS Development System multiple components in multiple versions transmit the passwords for the communication between clients and servers unprotected
Affected: before 2.4.7.57
CVE-2021-34593
7.5
3%
Oct 26
In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions
Affected: before 2.4.7.56
CVE-2021-33486
7.5
1%
Aug 3
All versions of the CODESYS V3 Runtime Toolkit for VxWorks from version V3.5.8.0 and before version V3.5.17.10 have Improper Handling of Exceptional Conditions
Affected: 3.5.8.0 before 3.5.17.10
CVE-2021-30195
7.5
8%
May 25
CODESYS V2 runtime system before 2.4.7.55 has Improper Input Validation
Affected: before 2.4.7.55
CVE-2021-30186
7.5
8%
May 25
CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow
Affected: before 2.4.7.55
CVE-2022-32141
6.5
1%
Jun 24
Multiple CODESYS Products are prone to a buffer over read
Affected: 2.0 before 2.4.7.57
CVE-2022-32140
6.5
1%
Jun 24
Multiple CODESYS products are affected to a buffer overflow.A low privileged remote attacker may craft a request, which can cause a buffer copy without checking the size of the…
Affected: 2.0 before 2.4.7.57
CVE-2022-32139
6.5
1%
Jun 24
In multiple CODESYS products, a low privileged remote attacker may craft a request, which cause an out-of-bounds read, resulting in a denial-of-service condition
Affected: 2.0 before 2.4.7.57
CVE-2022-32136
6.5
1%
Jun 24
In multiple CODESYS products, a low privileged remote attacker may craft a request that cause a read access to an uninitialized pointer, resulting in a denial-of-service
Affected: 2.0 before 2.4.7.57
CVE-2021-34596
6.5
1%
Oct 26
A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a…
Affected: before 2.4.7.56
CVE-2019-19789
6.5
1%
Dec 20
3S-Smart CODESYS SP Realtime NT before V2.3.7.28, CODESYS Runtime Toolkit 32 bit full before V2.4.7.54, and CODESYS PLCWinNT before V2.4.7.54 allow a NULL pointer dereference
Affected: before 2.4.7.54
CVE-2021-30187
5.3
0%
May 25
CODESYS V2 runtime system SP before 2.4.7.55 has Improper Neutralization of Special Elements used in an OS Command
Affected: before 2.4.7.55
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