CVE-2026-71264
High
Description
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, hardware, LED setup) to any unauthenticated client on the network.
SeverityHigh
CVSS8.2
Exploit probability—
ProductWLED
PublishedAug 5, 2026
First seenAug 5, 2026
Weakness typeCWE-862Missing authorization
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Aircoookie WLED | 0 | — |
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