FKIE_CVE-2026-8620

Vulnerability from fkie_nvd - Published: 2026-05-26 18:16 - Updated: 2026-06-02 18:40
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N
Summary
IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to HTTP request smuggling in the Web Server Plug-ins through a specially crafted request.
References
psirt@us.ibm.comhttps://www.ibm.com/support/pages/node/7274072Vendor Advisory, Patch
Impacted products
Vendor Product Version
ibm websphere_application_server *
ibm websphere_application_server *
ibm websphere_application_server *
ibm websphere_application_server *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:-:*:*:*",
              "matchCriteriaId": "73767F57-89C3-4EB5-B090-5AE91589AD2E",
              "versionEndExcluding": "8.5.5.30",
              "versionStartIncluding": "8.5.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:*",
              "matchCriteriaId": "37D2D42E-5CEF-4DDF-B0BF-3307A184A7B8",
              "versionEndExcluding": "8.5.5.30",
              "versionStartIncluding": "8.5.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:-:*:*:*",
              "matchCriteriaId": "4AEFE5BE-FDBC-48B3-923A-BA86BC8FB7E5",
              "versionEndExcluding": "9.0.5.28",
              "versionStartIncluding": "9.0.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:*",
              "matchCriteriaId": "A965982C-4634-40B2-8AE9-3C715261B1FA",
              "versionEndExcluding": "9.0.5.28",
              "versionStartIncluding": "9.0.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to HTTP request smuggling in the Web Server Plug-ins through a specially crafted request."
    }
  ],
  "id": "CVE-2026-8620",
  "lastModified": "2026-06-02T18:40:34.260",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 4.7,
        "source": "psirt@us.ibm.com",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-05-26T18:16:56.350",
  "references": [
    {
      "source": "psirt@us.ibm.com",
      "tags": [
        "Vendor Advisory",
        "Patch"
      ],
      "url": "https://www.ibm.com/support/pages/node/7274072"
    }
  ],
  "sourceIdentifier": "psirt@us.ibm.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-444"
        }
      ],
      "source": "psirt@us.ibm.com",
      "type": "Primary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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