CVE-2026-32294

Summary

JetKVM prior to 0.5.4 does not verify the authenticity of downloaded firmware files. An attacker-in-the-middle or a compromised update server could modify the firmware and the corresponding SHA256 hash to pass verification.

Affected Software

Weaknesses

• CWE-345: CWE-345 Insufficient Verification of Data Authenticity
• CWE-347: CWE-347 Improper Verification of Cryptographic Signature

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: total

References

• https://github.com/jetkvm/kvm/releases/tag/release%2F0.5.4
• https://eclypsium.com/blog/kvm-devices-the-keys-to-your-kingdom-are-hanging-on-the-network/
• https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-076-01.json
• https://www.cve.org/CVERecord?id=CVE-2026-32294

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