Is openc3 affected by CVE-2025-28389?

PyPI openc3 is affected in <=6.0.0.

Is CVE-2025-28389 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.5%.

critical

CVE-2025-28389

Q: Is CVE-2025-28389 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.5%.

PyPI · openc3

Summary

Weak password requirements in OpenC3 COSMOS v6.0.0 allow attackers to bypass authentication via a brute force attack.

Severity: critical
EPSS: 0.5% (p41)
Also known as: PYSEC-2025-150
Published: 2025-06-13

References

Related advisories

GHSA-2wvh-87g2-89hr — critical · RubyGems/openc3
CVE-2026-42087 — critical · RubyGems/openc3
CVE-2025-68271 — critical · RubyGems/openc3
CVE-2025-28386 — critical · PyPI/openc3
CVE-2026-42084 — high · RubyGems/openc3
CVE-2024-46977 — high · RubyGems/openc3
CVE-2026-42086 — medium · PyPI/openc3
CVE-2026-42085 — medium · RubyGems/openc3

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.