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Vulnerability · Published Jul 10, 2026 · Assigned by VulDB

CVE-2026-15318Sipeed PicoClaw MQTT Channel mqtt.go authorization

Medium 6.3

In plain English

A medium-severity incorrect authorization in PicoClaw from Sipeed. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.4%top 69.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A weakness has been identified in Sipeed PicoClaw up to 0.2.9. Affected by this issue is some unknown functionality of the file pkg/channels/mqtt/mqtt.go of the component MQTT Channel Handler. This manipulation of the argument client_id causes incorrect authorization. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The reported GitHub issue was closed automatically due to inactivity.

Affected products (as reported)

VendorProductVersions
Sipeed PicoClaw 0.2.00.2.10.2.20.2.30.2.40.2.50.2.60.2.7

Weakness: CWE-863, CWE-285 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References