What’s Vulnerable › Vulnerabilities

CVE-2026-28205: Initialization of a resource with an insecure default in OpenPLC_V3

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-09 · updated 2026-06-17
• Weakness: CWE-1188

Description

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.

Affected products

• OpenPLC_v3: all versions

References

• https://www.cisa.gov/news-events/ics-advisories/icsa-25-345-10

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