CVE-2026-15318: 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 Chan
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.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-15318
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-153180.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-15318 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Sipeed PicoClaw
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- mediumCVE-2026-15320: A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. This vulnerability affects the fu…nvd · 2026-07-10
- highCVE-2026-15319: A security vulnerability has been detected in Sipeed PicoClaw up to 0.2.9. This affects the fu…nvd · 2026-07-10
- mediumCVE-2026-15317: A security flaw has been discovered in Sipeed PicoClaw up to 0.2.9. Affected by this vulnerabi…nvd · 2026-07-10
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