Auth bypass in Aircoookie Wled

CVE-2026-71264

WLED's GET /json/cfg endpoint (registered in wled00/wled_server.cpp) calls serveJson() with no settings-PIN check, unlike the /edit endpoint which explicitly checks correctPIN, disclosing the device's general configuration (network, hardwa…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-71264?
CVE-2026-71264 is a high-severity vulnerability in Aircoookie Wled, classified under Missing Authorization. CVSS score: 8.2/10. Published 2026-08-05.
How severe is CVE-2026-71264?
High severity. CVSS v3 base score is 8.2 out of 10.