CVE-2026-16083

Sipeed PicoClaw LINE Webhook line.go webhook.ParseRequest authentication replay

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

Sipeed · PicoClaw

CVSS v4.0 VULDB

5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS v2.0 VULDB

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

0.72% chance of exploitation in the next 30 days, 53rd percentile

Published

2026-07-18

Updated

2026-07-20

Proof-of-concept exploits (1)

• sipeed/picoclaw/issues/307330083★ · 2026-10-15

References

• CVE Record
• NVD entry

Related

• CVE-2026-15317
• CVE-2026-15318
• CVE-2026-15319
• CVE-2026-15320
• CVE-2026-16081
• CVE-2026-16082