What is CVE-2026-3562?

CVE-2026-3562 is a high-severity vulnerability in Philips Hue Bridge, classified under Improper Verification of Cryptographic Signature. CVSS score: 8.8/10. Published 2026-03-16.

How severe is CVE-2026-3562?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Philips Hue Bridge

CVE-2026-3562

Philips Hue Bridge hk_hap Ed25519 Signature Verification Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Philips Hue Bridge. Authentication is…

EPSS: 0.003 (21.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Philips Hue Bridge — versions 1.73.1973146020
Philips Hue_bridge_v2
Philips Hue_bridge_v2_firmware

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2026-3562?: CVE-2026-3562 is a high-severity vulnerability in Philips Hue Bridge, classified under Improper Verification of Cryptographic Signature. CVSS score: 8.8/10. Published 2026-03-16.
How severe is CVE-2026-3562?: High severity. CVSS v3 base score is 8.8 out of 10.