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

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
Aircoookie WLED0—

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