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OpenPLC

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Exploited (KEV)2In CISA KEV
CVSS critical5CVSS 9.0–10.0
CVSS high11CVSS 7.0–8.9

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12 records in Openplc V3 Firmware · all components

TI-2024-22495 CVE-2024-34026 · GHSA-fxq3-rjrf-gqq3

Stack-based buffer overflow in OpenPLC_v3

Priority HIGH 76

A stack-based buffer overflow vulnerability exists in the OpenPLC Runtime EtherNet/IP parser functionality of OpenPLC _v3 b4702061dc14d1024856f71b4543298d77007b88.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.02398 Published 2024-09-18 No fix listed CWE-121
TI-2024-26520 CVE-2024-39590 · GHSA-3cmw-x7g9-558m

Incorrect type conversion in OpenPLC_v3

Priority HIGH 72

Multiple invalid pointer dereference vulnerabilities exist in the OpenPLC Runtime EtherNet/IP parser functionality of OpenPLC_v3 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01021 Published 2024-09-18 No fix listed CWE-704
TI-2024-26519 CVE-2024-39589 · GHSA-x6fp-542m-2mr8

Incorrect type conversion in OpenPLC_v3

Priority HIGH 72

Multiple invalid pointer dereference vulnerabilities exist in the OpenPLC Runtime EtherNet/IP parser functionality of OpenPLC_v3 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01021 Published 2024-09-18 No fix listed CWE-704
TI-2024-24528 CVE-2024-36981 · GHSA-m92x-f2xf-6w5q

Out-of-bounds read in OpenPLC_v3

Priority HIGH 72

An out-of-bounds read vulnerability exists in the OpenPLC Runtime EtherNet/IP PCCC parser functionality of OpenPLC_v3 b4702061dc14d1024856f71b4543298d77007b88.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01021 Published 2024-09-18 No fix listed CWE-125
TI-2024-24527 CVE-2024-36980 · GHSA-g38f-j3m7-3p88

Out-of-bounds read in OpenPLC_v3

Priority HIGH 72

An out-of-bounds read vulnerability exists in the OpenPLC Runtime EtherNet/IP PCCC parser functionality of OpenPLC_v3 b4702061dc14d1024856f71b4543298d77007b88.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01099 Published 2024-09-18 No fix listed CWE-125
Priority MEDIUM 62

A path injection vulnerability exists in OpenPLC v3 (2c82b0e79c53f8c1f1458eee15fec173400d6e1a) as the binary program compiled from glue_generator.cpp does not perform any validation on the file path parameters passed via…

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00387 Published 2026-05-13 No fix listed CWE-22
Priority MEDIUM 42

OpenPLC_V3 is vulnerable to an Initialization of a Resource with an Insecure Default vulnerability which could allow an attacker to gain access to the system by bypassing authentication via an API.

CVSS 4.0CRITICAL 9.2 Network No auth No interaction EPSS 0.00458 Published 2026-04-09 No fix listed CWE-1188
Priority MEDIUM 41

OpenPLC_V3 is vulnerable to a Plaintext Storage of a Password vulnerability that could allow an attacker to retrieve credentials and access sensitive information.

CVSS 4.0CRITICAL 9.2 Network No auth No interaction EPSS 0.00302 Published 2026-04-09 No fix listed CWE-256
TI-2026-27264 CVE-2026-35063 · GHSA-mg9q-6j4v-6j49

Missing Authorization in OpenPLC_V3

Priority LOW 39

OpenPLC_V3 REST API endpoint checks for JWT presence but never verifies the caller's role.

CVSS 4.0HIGH 8.7 Network Low privileges No interaction EPSS 0.00244 Published 2026-04-09 No fix listed CWE-862
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