CVE-2026-28205

EUVD-2026-21009
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
Affected Products (NVD)
VendorProductVersion
openplcprojectopenplc_v3_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.cisa.gov/news-events/ics-advisories/icsa-25-345-10