CVE-2026-16083

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

MEDIUM
5.3
CVSS Score
Published: July 18, 2026 at 08:30 AM UTC
Updated: October 24, 2026 at 08:10 PM UTC
1 product affected across 1 vendorPicoClaw

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.7%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/379795
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/379795/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-16083
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/852945
ExploitIssue Tracking
Source: cverecord
https://github.com/sipeed/picoclaw/issues/3073
Product
Source: cverecord
https://github.com/sipeed/picoclaw/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-294CWE-287

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