CVE-2023-3663

8.8 highEPSS 1.0%

High (8.8) in codesys development system. EPSS 1.0% chance of exploitation in the next 30 days.

In CODESYS Development System versions from 3.5.11.20 and before 3.5.19.20 a missing integrity check might allow an unauthenticated remote attacker to manipulate the content of notifications received via HTTP by the CODESYS notification server.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 1.0% chance of exploitation in the next 30 days; higher than 63% of CVEs (scores of 2026-10-31)
CWE: CWE-940
Published: 2023-08-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

codesys:development_system

References

https://cert.vde.com/en/advisories/VDE-2023-022/
https://cert.vde.com/en/advisories/VDE-2023-022/

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