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Sipeed PicoClaw Group Message wecom.go dispatchIncoming authorization

Type: advisorySources: OSV

A security flaw has been discovered in Sipeed PicoClaw up to 0.2.9. This issue affects the function dispatchIncoming of the file pkg/channels/wecom/wecom.go of the component Group Message Handler. The manipulation results in incorrect authorization. It is possible to launch the attack remotely. The exploit has been released to the public and may 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-2026-16195
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 04:29 UTC · Revision 1

Source evidence

Sipeed PicoClaw Group Message wecom.go dispatchIncoming authorization

core-osv · Original source

Published 18 Jul 2026, 22:30 UTC

A security flaw has been discovered in Sipeed PicoClaw up to 0.2.9. This issue affects the function dispatchIncoming of the file pkg/channels/wecom/wecom.go of the component Group Message Handler. The manipulation results in incorrect authorization. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The reported GitHub issue was closed automatically due to inactivity.

osv:CVE-2026-16195
Complete source record
{
  "id": "ac293ad1f7a4bb83f735d64bab97df95ce77fd44d9793abc21712c518bf5bfb0",
  "url": "https://osv.dev/vulnerability/CVE-2026-16195",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Sipeed PicoClaw Group Message wecom.go dispatchIncoming authorization",
    "summary": "A security flaw has been discovered in Sipeed PicoClaw up to 0.2.9. This issue affects the function dispatchIncoming of the file pkg/channels/wecom/wecom.go of the component Group Message Handler. The manipulation results in incorrect authorization. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The reported GitHub issue was closed automatically due to inactivity.",
    "evidence": "osv:CVE-2026-16195",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-16195",
      "aliases": [
        "CVE-2026-16195"
      ],
      "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-2026-16195.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.702552532Z",
      "provider": "osv",
      "references": [
        "https://github.com/sipeed/picoclaw/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16195.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-16195",
        "https://vuldb.com/cve/CVE-2026-16195",
        "https://vuldb.com/submit/852962",
        "https://vuldb.com/vuln/380011",
        "https://github.com/sipeed/picoclaw/issues/3076",
        "https://vuldb.com/vuln/380011/cti"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-285",
          "CWE-863"
        ],
        "cna_assigner": "VulDB",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16195.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-16195",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 518136,
  "published_at": "2026-07-18T22:30:10.281+00:00"
}