CODESYS GmbH CODESYS

Name: CODESYS GmbH CODESYS
Brand: CODESYS GmbH

productRU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

EPSS ≥ 10%

by severity

7critical3high1medium0low

updated 2026-10-27

vulnerabilities (11)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-30186US	high7.5	7.74% (95th)	—	no fix	2021-05-25	≤ 2.4.7.55
CVE-2021-30195US	high7.5	7.55% (94th)	—	no fix	2021-05-25	≤ 2.4.7.55
CVE-2018-5440US	critical9.8	3.10% (88th)	—	no fix	2018-02-15	2 versions
CVE-2021-30190US	critical9.8OT elevated	1.39% (72nd)	—	no fix	2021-05-25	≤ 1.1.9.20
CVE-2021-30188US	critical9.8	1.27% (70th)	—	no fix	2021-05-25	≤ 2.4.7.55
CVE-2021-30189US	critical9.8	1.24% (69th)	—	no fix	2021-05-25	≤ 1.1.9.20
CVE-2021-30193US	critical9.8	1.12% (66th)	—	no fix	2021-05-25	≤ 1.1.9.20
CVE-2021-30192US	critical9.8OT elevated	1.12% (66th)	—	no fix	2021-05-25	≤ 1.1.9.20
CVE-2021-30194US	critical9.1	1.12% (66th)	—	no fix	2021-05-25	≤ 1.1.9.20
CVE-2021-30191US	high7.5	0.99% (62nd)	—	no fix	2021-05-25	≤ 1.1.9.20
CVE-2021-30187US	medium5.3	0.27% (19th)	—	no fix	2021-05-25	≤ 2.4.7.55

The flaw types (CWEs) most of these CVEs share.

CWE-787Out-of-bounds Write5 CVEs
CWE-121Stack-based Buffer Overflow3 CVEs
CWE-125Out-of-bounds Read2 CVEs
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')1 CVEs
CWE-122Heap-based Buffer Overflow1 CVEs
CWE-20Improper Input Validation1 CVEs
CWE-284Improper Access Control1 CVEs
CWE-306Missing Authentication for Critical Function1 CVEs

Which sources assert this record, and when.

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