CVE-2026-3562
Philips Hue Bridge hk_hap Ed25519 Signature Verification Authentication Bypass Vulnerability
Description
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 not required to exploit this vulnerability. The specific flaw exists within the ed25519_sign_open function. The issue results from improper verification of a cryptographic signature. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-28480.
INFO
Published Date :
March 13, 2026, 8:37 p.m.
Last Modified :
March 13, 2026, 8:37 p.m.
Remotely Exploit :
No
Source :
zdi
Affected Products
The following products are affected by CVE-2026-3562
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.0 | MEDIUM | 99f1926a-a320-47d8-bbb5-42feb611262e |
Solution
- Update Philips Hue Bridge firmware.
- Apply vendor-supplied security patches.
- Verify signature verification is correctly implemented.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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The following list is the news that have been mention
CVE-2026-3562 vulnerability anywhere in the article.