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Description

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.

PUBLISHED Reserved 2026-03-11 | Published 2026-03-17 | Updated 2026-03-17 | Assigner cisa-cg




MEDIUM: 4.7CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
HIGH: 7.0CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:N/SC:H/SI:H/SA:H

Problem types

CWE-345 Insufficient Verification of Data Authenticity

CWE-347 Improper Verification of Cryptographic Signature

Product status

Default status
unknown

Any version before 0.5.4
affected

0.5.4
unaffected

Credits

Paul Asadoorian, Eclypsium

References

github.com/jetkvm/kvm/releases/tag/release/0.5.4 (url) patch

eclypsium.com/...to-your-kingdom-are-hanging-on-the-network/ (url)

raw.githubusercontent.com/...IT/white/2025/va-26-076-01.json (url)

www.cve.org/CVERecord?id=CVE-2026-32294 (url)

cve.org (CVE-2026-32294)

nvd.nist.gov (CVE-2026-32294)

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