« Volver al listado

CVE-2026-55977

Estado: AplazadaBaja (3.3)—

Successful exploitation of this vulnerability could allow an attacker with local network access to bypass the application's rate-limiting mechanism, enabling brute-forcing of the screen-sharing code and potentially displaying harmful content on the affected screen.

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).

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-55977",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-55977",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-07-28T12:47:04.776200Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 3.3,
          "attackVector": "LOCAL",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4",
      "affectedData": [
        {
          "vendor": "EShare",
          "product": "ESharePro",
          "versions": [
            {
              "status": "affected",
              "version": "versions through 7.6.0707"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2026-07-28T08:17:16.630",
  "references": [
    {
      "url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-093/",
      "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-307"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Successful exploitation of this vulnerability\ncould allow an attacker with local network access to bypass the application's\nrate-limiting mechanism, enabling brute-forcing of the screen-sharing code and\npotentially displaying harmful content on the affected screen."
    }
  ],
  "lastModified": "2026-07-30T16:54:05.457",
  "sourceIdentifier": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4"
}