Vulnerability-Lookup

GHSA-727C-Q756-HCP2

Vulnerability from github – Published: 2026-05-09 12:30 – Updated: 2026-05-09 12:30

Details

A security vulnerability has been detected in UGREEN CM933 1.1.59.4319. The impacted element is an unknown function of the component Administrative Interface. Such manipulation leads to missing authentication. The attack requires being on the local network. You should upgrade the affected component. The vendor replied: "We have successfully confirmed and reproduced the issue. We take this matter very seriously and have incorporated the fix into our development schedule. The issue is scheduled to be resolved in the release version coming in late April."

Severity

6.3 (Medium)


                  
                    CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

5.3 (Medium)


                  
                    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-8185"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-09T11:16:28Z",
    "severity": "MODERATE"
  },
  "details": "A security vulnerability has been detected in UGREEN CM933 1.1.59.4319. The impacted element is an unknown function of the component Administrative Interface. Such manipulation leads to missing authentication. The attack requires being on the local network. You should upgrade the affected component. The vendor replied: \"We have successfully confirmed and reproduced the issue. We take this matter very seriously and have incorporated the fix into our development schedule. The issue is scheduled to be resolved in the release version coming in late April.\"",
  "id": "GHSA-727c-q756-hcp2",
  "modified": "2026-05-09T12:30:20Z",
  "published": "2026-05-09T12:30:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-8185"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/793588"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/362337"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/362337/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-8185 (GCVE-0-2026-8185)

Vulnerability from cvelistv5 – Published: 2026-05-09 10:15 – Updated: 2026-05-12 02:25

Title

UGREEN CM933 Administrative missing authentication

Summary

Severity

5.3 (Medium)


                        
                          CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X

6.3 (Medium)


                        
                          CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

6.3 (Medium)


                        
                          CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-12 02:24 UTC

CWE

CWE-306 - Missing Authentication
CWE-287 - Improper Authentication

Assigner

VulDB mitre root Scorecard

References

3 references

URL	Tags
https://vuldb.com/vuln/362337	vdb-entry
https://vuldb.com/vuln/362337/cti	signaturepermissions-required
https://vuldb.com/submit/793588	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
UGREEN	CM933	Affected: 1.1.59.4319

Credits

0xd0 (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-8185",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-12T02:24:55.623811Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-12T02:25:06.690Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "Administrative Interface"
          ],
          "product": "CM933",
          "vendor": "UGREEN",
          "versions": [
            {
              "status": "affected",
              "version": "1.1.59.4319"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "0xd0 (VulDB User)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulDB CNA Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security vulnerability has been detected in UGREEN CM933 1.1.59.4319. The impacted element is an unknown function of the component Administrative Interface. Such manipulation leads to missing authentication. The attack requires being on the local network. You should upgrade the affected component. The vendor replied: \"We have successfully confirmed and reproduced the issue. We take this matter very seriously and have incorporated the fix into our development schedule. The issue is scheduled to be resolved in the release version coming in late April.\""
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 5.8,
            "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:OF/RC:C",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-306",
              "description": "Missing Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-09T10:15:09.364Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-362337 | UGREEN CM933 Administrative missing authentication",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://vuldb.com/vuln/362337"
        },
        {
          "name": "VDB-362337 | CTI Indicators (IOB, IOC)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/362337/cti"
        },
        {
          "name": "Submit #793588 | UGREEN CM933 Managed Network Switch 1.1.59.4319 CWE-306: Missing Authentication for Critical Function",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/793588"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-05-08T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-05-08T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-05-08T21:45:34.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "UGREEN CM933 Administrative missing authentication"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-8185",
    "datePublished": "2026-05-09T10:15:09.364Z",
    "dateReserved": "2026-05-08T19:40:30.733Z",
    "dateUpdated": "2026-05-12T02:25:06.690Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

GHSA-727C-Q756-HCP2

CVE-2026-8185 (GCVE-0-2026-8185)

Tags

Sightings

Nomenclature

Related by attack behaviour