Low
Sipeed PicoClaw MQTT Channel mqtt.go authorization
Type: advisorySources: OSV
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.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-15318
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 09:57 UTC · Revision 1
Source evidence
Sipeed PicoClaw MQTT Channel mqtt.go authorization
core-osv · Original sourcePublished 10 Jul 2026, 01:30 UTC
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.
osv:CVE-2026-15318
Complete source record
{
"id": "abb699ae769b5e68a5c2045218f4797f2eab52d65ee9da91c8159e46f5b176d3",
"url": "https://osv.dev/vulnerability/CVE-2026-15318",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Sipeed PicoClaw MQTT Channel mqtt.go authorization",
"summary": "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.",
"evidence": "osv:CVE-2026-15318",
"products": [],
"severity": "low",
"structured": {
"id": "CVE-2026-15318",
"aliases": [
"CVE-2026-15318"
],
"metrics": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/sipeed/picoclaw",
"type": "GIT",
"events": [
{
"introduced": "8207c1c7e6006c0664dfec99fd6bbbda34d2550a"
},
{
"last_affected": "2992eccbf03e54258a6889cf19a5a4fe6255895f"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"introduced": "0.2.0"
},
{
"last_affected": "0.2.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.1"
},
{
"last_affected": "0.2.1"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.2"
},
{
"last_affected": "0.2.2"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.3"
},
{
"last_affected": "0.2.3"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.4"
},
{
"last_affected": "0.2.4"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.5"
},
{
"last_affected": "0.2.5"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.6"
},
{
"last_affected": "0.2.6"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.7"
},
{
"last_affected": "0.2.7"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.8"
},
{
"last_affected": "0.2.8"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0.2.9"
},
{
"last_affected": "0.2.9"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0"
},
{
"last_affected": "0.2.9"
}
],
"source": "DESCRIPTION"
}
]
}
}
],
"versions": [
"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",
"v0.2.9",
"v0.2.8",
"v0.2.7",
"v0.2.6",
"v0.2.5",
"v0.2.4",
"v0.2.3",
"v0.2.2",
"v0.2.2-nightly.20260312.6612ca09",
"v0.2.1",
"v0.2.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-15318.json"
}
}
],
"modified": "2026-10-28T02:30:50.216463695Z",
"provider": "osv",
"references": [
"https://github.com/sipeed/picoclaw/",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15318.json",
"https://nvd.nist.gov/vuln/detail/CVE-2026-15318",
"https://vuldb.com/cve/CVE-2026-15318",
"https://vuldb.com/submit/852879",
"https://vuldb.com/vuln/377258",
"https://github.com/sipeed/picoclaw/issues/3068",
"https://vuldb.com/vuln/377258/cti"
],
"provider_metadata": {
"cwe_ids": [
"CWE-285",
"CWE-863"
],
"cna_assigner": "VulDB",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15318.json"
}
},
"related_cves": [
{
"value": "CVE-2026-15318",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 518945,
"published_at": "2026-07-10T01:30:09.422+00:00"
}