CVE-2026-16083: Sipeed Picoclaw

Medium severity, CVSS 5.3. EPSS: 0.7% chance of exploitation in the next 30 days.

A security flaw has been discovered in Sipeed PicoClaw up to 0.2.9. This affects the function webhook.ParseRequest of the file pkg/channels/line/line.go of the component LINE Webhook. The manipulation results in authentication bypass by capture-replay. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The reported GitHub issue was closed automatically with the label "not planned" by a bot.

Affected products

• Sipeed Picoclaw: version 0.2.0 only; version 0.2.1 only; version 0.2.2 only; version 0.2.3 only; version 0.2.4 only; version 0.2.5 only; …

Published 2026-07-18. Last modified 2026-07-20.