5.5
MEDIUM CVSS 2.0
CVE-2026-15320
Sipeed PicoClaw pico.go rt.ReloadConfig authorization
Description

A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. This vulnerability affects the function rt.ReloadConfig of the file pkg/channels/pico/pico.go. Performing a manipulation of the argument message.send results in missing authorization. It is possible to initiate the attack remotely. The exploit is now public and may be used. The reported GitHub issue was closed automatically due to inactivity.

INFO

Published Date :

July 10, 2026, 3:16 a.m.

Last Modified :

July 10, 2026, 3:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-15320 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Sipeed picoclaw
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.1 MEDIUM [email protected]
CVSS 4.0 LOW [email protected]
Solution
Update Sipeed PicoClaw to a version later than 0.2.9 to fix missing authorization.
  • Update Sipeed PicoClaw to a version later than 0.2.9.
  • Review and enforce authorization checks in the rt.ReloadConfig function.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-15320.

URL Resource
https://github.com/sipeed/picoclaw/
https://github.com/sipeed/picoclaw/issues/3071
https://vuldb.com/cve/CVE-2026-15320
https://vuldb.com/submit/852942
https://vuldb.com/vuln/377260
https://vuldb.com/vuln/377260/cti
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-15320 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-15320 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-15320 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-15320 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jul. 10, 2026

    Action Type Old Value New Value
    Added Affected [{'cpes': ['cpe:2.3:a:sipeed:picoclaw:*:*:*:*:*:*:*:*'], 'vendor': 'Sipeed', 'product': 'PicoClaw', 'versions': [{'status': 'affected', 'version': '0.2.0'}, {'status': 'affected', 'version': '0.2.1'}, {'status': 'affected', 'version': '0.2.2'}, {'status': 'affected', 'version': '0.2.3'}, {'status': 'affected', 'version': '0.2.4'}, {'status': 'affected', 'version': '0.2.5'}, {'status': 'affected', 'version': '0.2.6'}, {'status': 'affected', 'version': '0.2.7'}, {'status': 'affected', 'version': '0.2.8'}, {'status': 'affected', 'version': '0.2.9'}]}]
    Added Description A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. This vulnerability affects the function rt.ReloadConfig of the file pkg/channels/pico/pico.go. Performing a manipulation of the argument message.send results in missing authorization. It is possible to initiate the attack remotely. The exploit is now public and may be used. The reported GitHub issue was closed automatically due to inactivity.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/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
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:S/C:N/I:P/A:P)
    Added CWE CWE-862
    Added CWE CWE-863
    Added Reference https://github.com/sipeed/picoclaw/
    Added Reference https://github.com/sipeed/picoclaw/issues/3071
    Added Reference https://vuldb.com/cve/CVE-2026-15320
    Added Reference https://vuldb.com/submit/852942
    Added Reference https://vuldb.com/vuln/377260
    Added Reference https://vuldb.com/vuln/377260/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.