CVE-2025-28389

Weak password requirements in OpenC3 COSMOS v6.0.0 allow attackers to bypass authentication via a brute force attack.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
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
mitreCNA
---
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CISA-ADPADP
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: 42%
VendorProductVersion
openc3cosmos
6.0.0
openc3cosmos
6.0.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://openc3.com/
https://visionspace.com/openc3-cosmos-a-security-assessment-of-an-open-source-mission-framework/