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CVE-2026-4989

Full vulnerability record from the local CVENow database.

Description

Improper input validation in the gateway health check feature in Devolutions Server allows a low-privileged authenticated user to perform server-side request forgery (SSRF), potentially leading to information disclosure, via a crafted API request. This issue affects Server: from 2026.1.1 through 2026.1.11, from 2025.3.1 through 2025.3.17.

Severity
MEDIUM
CVSS score
4.3 (v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-04-01 16:23:51.973000
Last modified
2026-10-26 21:10:00.170000
View original CVE JSON
{
  "id": "CVE-2026-4989",
  "sourceIdentifier": "[email protected]",
  "published": "2026-04-01T16:23:51.973",
  "lastModified": "2026-10-26T21:10:00.170",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper input validation in the gateway health check feature in Devolutions Server allows a low-privileged authenticated user to perform server-side request forgery (SSRF), potentially leading to information disclosure, via a crafted API request.\nThis issue affects Server: from 2026.1.1 through 2026.1.11, from 2025.3.1 through 2025.3.17."
    },
    {
      "lang": "es",
      "value": "La validación de entrada incorrecta en la característica de comprobación de estado del gateway en Devolutions Server permite a un usuario autenticado con bajos privilegios realizar falsificación de petición del lado del servidor (SSRF), lo que podría llevar a la revelación de información, a través de una petición API manipulada.\nEste problema afecta a Server: desde 2026.1.1 hasta 2026.1.11, desde 2025.3.1 hasta 2025.3.17."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Devolutions",
          "product": "Server",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "2026.1.1",
              "lessThanOrEqual": "2026.1.11",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "2025.3.1",
              "lessThanOrEqual": "2025.3.17",
              "versionType": "custom",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-04-01T17:13:49.659152Z",
          "id": "CVE-2026-4989",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "2025.3.1.0",
              "versionEndExcluding": "2025.3.18.0",
              "matchCriteriaId": "49328DF9-AC32-4DB7-B5D1-407A280F9F2E"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "2026.1.1.0",
              "versionEndExcluding": "2026.1.12.0",
              "matchCriteriaId": "710C8535-DE31-447E-A7FD-41DC513106F5"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://devolutions.net/security/advisories/DEVO-2026-0010",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}