Missing Authorization Vulnerability in Sipeed PicoClaw Product
CVE-2026-15320

5.3MEDIUM

Key Information:

Vendor

Sipeed

Status
Picoclaw
Vendor
CVE Published:
10 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-15320?

A significant vulnerability exists in Sipeed PicoClaw versions up to 0.2.9, specifically impacting the rt.ReloadConfig function located in pkg/channels/pico/pico.go. By manipulating the message.send argument, attackers can bypass authorization checks, allowing unauthorized access to critical functionalities. This vulnerability can be exploited remotely, raising serious security concerns for any systems utilizing this product. The exploit has been made public, and users are urged to take immediate action to secure their implementations, given that related issues on platforms like GitHub have been closed due to inactivity.

Affected Version(s)

PicoClaw 0.2.0

PicoClaw 0.2.1

PicoClaw 0.2.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-15320 - Proof of Concept

References

https://vuldb.com/vuln/377260
vdb-entrytechnical-description
https://vuldb.com/vuln/377260/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15320
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Eric-i (VulDB User)
VulDB CNA Team
.