CVE-2026-16083

MEDIUM 5.3

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

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-294 CWE-287
Vendor	sipeed
Product	picoclaw
Published	Jul 18, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Sipeed / PicoClaw

0.2.0 0.2.1 0.2.2 0.2.3 0.2.4 0.2.5 0.2.6 0.2.7 0.2.8 0.2.9

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/379795 vuldb.com: https://vuldb.com/vuln/379795/cti vuldb.com: https://vuldb.com/cve/CVE-2026-16083 vuldb.com: https://vuldb.com/submit/852945 github.com: https://github.com/sipeed/picoclaw/issues/3073 github.com: https://github.com/sipeed/picoclaw/

Credits

🔍 Eric-i (VulDB User) VulDB CNA Team