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CVE-2026-21789

Estado: AplazadaMedia (4.6)—

HCL Connections contains a broken access control vulnerability that may allow unauthorized user to update data in certain scenarios.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

HCL — ConnectionsAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-21789",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-21789",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-05-18T19:53:13.875523Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@hcl.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.6,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.5,
        "exploitabilityScore": 2.1
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@hcl.com",
      "affectedData": [
        {
          "vendor": "HCLSoftware",
          "product": "Connections",
          "versions": [
            {
              "status": "affected",
              "version": "8.0"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-05-18T20:16:37.607",
  "references": [
    {
      "url": "https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0129719",
      "source": "psirt@hcl.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@hcl.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "HCL Connections contains a broken access control vulnerability that may allow unauthorized user to update data in certain scenarios."
    }
  ],
  "lastModified": "2026-06-17T10:19:00.843",
  "sourceIdentifier": "psirt@hcl.com"
}