GA
Product
Gateway
by CODESYS · last CVE Sep 30, 2026
20
CVEs
0
On KEV
9.8
Max CVSS
1
New 30D
Severity mix
Critical 2High 15Medium 3Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2023-5751
7.8
0%
Jun 4
CODESYS: Development system prone to DoS through exposure of resource to wrong sphere
Affected: before 3.5.20.10
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-2022-30792
7.5
1%
Jul 11
CODESYS: CmpChannelServer, CmpChannelServerEmbedded allow unauthenticated attackers to block all their available communication channels
Affected: before 3.5.18.20
CVE-2022-30791
7.5
1%
Jul 11
CODESYS V3: CmpBlkDrvTcp allows unauthenticated attackers to block all its available TCP connections
Affected: before 3.5.18.20
CVE-2022-31805
7.5
1%
Jun 24
Insecure transmission of credentials
Affected: before 2.3.9.38
CVE-2022-31804
7.5
1%
Jun 24
CODESYS Gateway server prone to denial of service attack due to excessive memory allocation
Affected: 2.0 before 2.3.9.38
CVE-2022-22517
7.5
1%
Apr 7
Communication Components in multiple CODESYS products vulnerable to communication channel disruption
Affected: before 3.5.18.0
CVE-2021-36764
7.5
1%
Aug 4
In CODESYS Gateway V3 before 3.5.17.10, there is a NULL Pointer Dereference
Affected: 3.0 before 3.5.17.10
CVE-2021-29241
7.5
1%
May 3
CODESYS Gateway 3 before 3.5.16.70 has a NULL pointer dereference that may result in a denial of service (DoS)
Affected: 3.0 before 3.5.16.70
CVE-2019-9009
7.5
2%
Sep 17
An issue was discovered in 3S-Smart CODESYS before 3.5.15.0
Affected: before 3.5.15.0
CVE-2019-9012
7.5
2%
Aug 15
An issue was discovered in 3S-Smart CODESYS V3 products
Affected: 3.0 before 3.5.14.20
CVE-2018-20025
7.5
3%
Feb 19
Use of Insufficiently Random Values exists in CODESYS V3 products versions prior V3.5.14.0
Affected: 3.0 before 3.5.14.0
CVE-2018-20026
7.5
3%
Feb 19
Improper Communication Address Filtering exists in CODESYS V3 products versions prior V3.5.14.0
Affected: 3.0 before 3.5.14.0
CVE-2021-29242
7.3
1%
May 3
CODESYS Control Runtime system before 3.5.17.0 has improper input validation
Affected: 3.0 before 3.5.17.0
CVE-2022-22514
7.1
1%
Apr 7
Untrusted Pointer Dereference in multiple CODESYS products can lead to a DoS.
Affected: before 3.5.18.0
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