FKIE_CVE-2026-30900

Vulnerability from fkie_nvd - Published: 2026-03-11 15:16 - Updated: 2026-05-14 21:06
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Improper Check of minimum version in update functionality of certain Zoom Clients for Windows may allow an authenticated user to conduct an escalation of privilege via local access.
References
security@zoom.ushttps://www.zoom.com/en/trust/security-bulletin/zsb-26002Vendor Advisory
Impacted products
Vendor Product Version
zoom meeting_software_development_kit *
zoom workplace_desktop *
zoom workplace_virtual_desktop_infrastructure *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "FD804C73-54B7-4FF6-ADEF-EB279977FAF3",
              "versionEndExcluding": "6.6.11",
              "versionStartIncluding": "6.6.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:zoom:workplace_desktop:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "C04F1CBB-A53C-421A-BBA5-6EC3B2CB4BE3",
              "versionEndExcluding": "6.6.11",
              "versionStartIncluding": "6.6.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:zoom:workplace_virtual_desktop_infrastructure:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "EB3D3897-5003-4611-96FE-11E50164E4E6",
              "versionEndIncluding": "6.6.10",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper Check of minimum version in update functionality of certain Zoom Clients for Windows may allow an authenticated user to conduct an escalation of privilege via local access."
    },
    {
      "lang": "es",
      "value": "Verificaci\u00f3n incorrecta de la versi\u00f3n m\u00ednima en la funcionalidad de actualizaci\u00f3n de ciertos Clientes de Zoom para Windows podr\u00eda permitir a un usuario autenticado realizar una escalada de privilegios a trav\u00e9s de acceso local."
    }
  ],
  "id": "CVE-2026-30900",
  "lastModified": "2026-05-14T21:06:34.453",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "security@zoom.us",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-03-11T15:16:29.787",
  "references": [
    {
      "source": "security@zoom.us",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.zoom.com/en/trust/security-bulletin/zsb-26002"
    }
  ],
  "sourceIdentifier": "security@zoom.us",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-754"
        }
      ],
      "source": "security@zoom.us",
      "type": "Secondary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.



Detection rules are retrieved from Rulezet.