CVE-2026-14909

Status: Awaiting AnalysisMedium (6.5)—

Severity6.5Medium · CVSS 3.1

Exploitation probability0.29 %higher than 20% of CVEs

Active exploitationNonot in the CISA catalog

Public exploitNot knownno public code found

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 is affected by an information disclosure vulnerability that allows an authenticated attacker to obtain sensitive information when restConnector-2.0 is enbabled.

CVSS

Base score: 6.5
Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.29 %
Percentile among all scored CVEs: 20
Score date: 10/20/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1210 Exploitation of Remote Serviceslateral movement80 %
Primary impactT1005 Data from Local Systemcollection70 %

Vector AV:N/PR:L/UI:N: atacante autenticado en red, sin interacción (T1210 por regla); la descripción cita divulgación de información sensible (C:H) mediante restConnector-2.0.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

ATT&CK mitigations that cover these techniques

Vulnerability Scanning Threat Intelligence Program Privileged Account Management Network Segmentation Disable or Remove Feature or Program Application Isolation and Sandboxing

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

IBM — Websphere Application Server Liberty^AI

CWEs

CWE-209

References

Show 1 references

https://www.ibm.com/support/pages/node/7291394

Raw JSON (NVD)

Show

{
  "id": "CVE-2026-14909",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-14909",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-10-14T14:17:17.077983Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@us.ibm.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@us.ibm.com",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:ibm:websphere_application_server_liberty:17.0.0.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:websphere_application_server_liberty:26.0.0.9:*:*:*:*:*:*:*"
          ],
          "vendor": "IBM",
          "product": "WebSphere Application Server - Liberty",
          "versions": [
            {
              "status": "affected",
              "version": "17.0.0.3",
              "versionType": "semver",
              "lessThanOrEqual": "26.0.0.9"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-10-13T21:17:37.510",
  "references": [
    {
      "url": "https://www.ibm.com/support/pages/node/7291394",
      "source": "psirt@us.ibm.com"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@us.ibm.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-209"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 is affected by an information disclosure vulnerability that allows an authenticated attacker to obtain sensitive information when restConnector-2.0 is enbabled."
    }
  ],
  "lastModified": "2026-10-14T16:08:15.347",
  "sourceIdentifier": "psirt@us.ibm.com"
}