CVE-2026-55977

{
  "id": "CVE-2026-55977",
  "sourceIdentifier": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4",
  "published": "2026-07-28T08:17:16.630",
  "lastModified": "2026-10-24T13:10:00.147",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "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."
    },
    {
      "lang": "es",
      "value": "Explotación exitosa de esta vulnerabilidad podría permitir a un atacante con acceso a la red local eludir el mecanismo de limitación de velocidad de la aplicación, lo que permitiría el ataque de fuerza bruta del código de pantalla compartida y potencialmente mostrar contenido dañino en la pantalla afectada."
    }
  ],
  "affected": [
    {
      "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4",
      "affectedData": [
        {
          "vendor": "EShare",
          "product": "ESharePro",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "versions through 7.6.0707",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "baseScore": 3.3,
          "baseSeverity": "LOW",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 1.4
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-07-28T12:47:04.776200Z",
          "id": "CVE-2026-55977",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-307"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-093/",
      "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4"
    }
  ]
}