CVE-2026-15435

Full vulnerability record from the local CVENow database.

Description

IBM App Connect Enterprise 13.0.1.0 through 13.0.7.2, and 12.0.1.0 through 12.0.12.27 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to write arbitrary files on the system.

Severity

CRITICAL

CVSS score

9.8 (v3.1)

Vulnerability status

Analyzed

Source identifier

[email protected]

Published

2026-07-30 15:16:26.757000

Last modified

2026-10-23 22:10:00.160000

View original CVE JSON

{
  "id": "CVE-2026-15435",
  "sourceIdentifier": "[email protected]",
  "published": "2026-07-30T15:16:26.757",
  "lastModified": "2026-10-23T22:10:00.160",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM App Connect Enterprise 13.0.1.0 through 13.0.7.2, and 12.0.1.0 through 12.0.12.27 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing \"dot dot\" sequences (/../) to write arbitrary files on the system."
    },
    {
      "lang": "es",
      "value": "IBM App Connect Enterprise 13.0.1.0 hasta 13.0.7.2, y 12.0.1.0 hasta 12.0.12.27 podría permitir a un atacante remoto recorrer directorios en el sistema. Un atacante podría enviar una solicitud URL especialmente diseñada que contenga secuencias ’punto punto’ (/.. / ) para escribir archivos arbitrarios en el sistema."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "IBM",
          "product": "App Connect Enterprise",
          "cpes": [
            "cpe:2.3:a:ibm:app_connect_enterprise:13.0.1.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:app_connect_enterprise:13.0.7.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:app_connect_enterprise:12.0.1.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:app_connect_enterprise:12.0.12.27:*:*:*:*:*:*:*"
          ],
          "versions": [
            {
              "version": "13.0.1.0",
              "lessThanOrEqual": "13.0.7.2",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "12.0.1.0",
              "lessThanOrEqual": "12.0.12.27",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-07-31T03:56:03.263954Z",
          "id": "CVE-2026-15435",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ibm:app_connect_enterprise:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "12.0.1.0",
              "versionEndExcluding": "12.0.12.28",
              "matchCriteriaId": "8BF9C66B-BC14-4E1C-954C-EDFCA2DA3267"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ibm:app_connect_enterprise:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "13.0.1.0",
              "versionEndExcluding": "13.0.8.0",
              "matchCriteriaId": "DE1CEC0F-3CE0-4107-B371-51F83EA2999B"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.ibm.com/support/pages/node/7281896",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}