CVE-2026-16083

MEDIUM

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

Title source: cna
STIX 2.1

Description

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.

References (6)

Core 6
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-379795 | Sipeed PicoClaw LINE Webhook line.go webhook.ParseRequest authentication replay
https://vuldb.com/vuln/379795
Signature, Permissions Required signature permissions-required
VDB-379795 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/379795/cti
Third Party Advisory third-party-advisory
CVE-2026-16083 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-16083
Third Party Advisory third-party-advisory
Submit #852945 | Sipeed PicoClaw <= 0.2.9 Authentication Bypass by Capture-replay (CWE-294)
https://vuldb.com/submit/852945
Exploit exploit issue-tracking
https://github.com/sipeed/picoclaw/issues/3073

Scores

CVSS v3 5.3
EPSS 0.0043
EPSS Percentile 35.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-287 CWE-294
Status published
Products (10)
Sipeed/PicoClaw 0.2.0
Sipeed/PicoClaw 0.2.1
Sipeed/PicoClaw 0.2.2
Sipeed/PicoClaw 0.2.3
Sipeed/PicoClaw 0.2.4
Sipeed/PicoClaw 0.2.5
Sipeed/PicoClaw 0.2.6
Sipeed/PicoClaw 0.2.7
Sipeed/PicoClaw 0.2.8
Sipeed/PicoClaw 0.2.9
Published Jul 18, 2026
Tracked Since Jul 18, 2026