Vulnerability-Lookup

CVE-2026-3621 (GCVE-0-2026-3621)

Vulnerability from cvelistv5 – Published: 2026-04-22 23:07 – Updated: 2026-04-24 03:55

Title

IBM WebSphere Application Server Liberty is affected by identity spoofing

Summary

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.4 IBM WebSphere Application Server Liberty is vulnerable to identity spoofing under limited conditions when an application is deployed without authentication and authorization configured.

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-269 - Improper Privilege Management

Assigner

ibm

References

URL

Tags

https://www.ibm.com/support/pages/node/7270437

vendor-advisorypatch

Impacted products

	Vendor	Product	Version
	IBM	WebSphere Application Server - Liberty	Affected: 17.0.0.3 , ≤ 26.0.0.4 (semver) cpe:2.3:a:ibm:websphere_application_server___liberty:17.0.0.3:::::::* cpe:2.3:a:ibm:websphere_application_server___liberty:26.0.0.4:::::::*

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JSON

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CERTFR-2026-AVI-0492

Vulnerability from certfr_avis - Published: 2026-04-24 - Updated: 2026-04-24

De multiples vulnérabilités ont été découvertes dans les produits IBM. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, une élévation de privilèges et un déni de service à distance.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products

Vendor	Product	Description
IBM	WebSphere	WebSphere Application Server - Liberty sans le correctif APAR PH70352 ou antérieures à 26.0.0.5 (disponibilité prévue au deuxième trimestre 2026)
IBM	Sterling Connect:Direct	Sterling Connect:Direct Web Services versions 6.4.0.x antérieures à 6.4.0.7
IBM	QRadar SIEM	QRadar SIEM versions 7.5.x antérieures à 7.5.0 UP15 IF02
IBM	Sterling Connect:Direct	Sterling Connect:Direct Web Services versions 6.3.0.x antérieures à 6.3.0.18

References

Title

Publication Time

Tags

Bulletin de sécurité IBM 7270506	2026-04-23	vendor-advisory
Bulletin de sécurité IBM 7270594	2026-04-23	vendor-advisory
Bulletin de sécurité IBM 7270504	2026-04-23	vendor-advisory
Bulletin de sécurité IBM 7270508	2026-04-23	vendor-advisory
Bulletin de sécurité IBM 7270437	2026-04-22	vendor-advisory
Bulletin de sécurité IBM 7270505	2026-04-23	vendor-advisory

Show details on source website

JSON

To clipboard

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  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "WebSphere Application Server - Liberty sans le correctif APAR PH70352 ou ant\u00e9rieures \u00e0 26.0.0.5 (disponibilit\u00e9 pr\u00e9vue au deuxi\u00e8me trimestre 2026)",
      "product": {
        "name": "WebSphere",
        "vendor": {
          "name": "IBM",
          "scada": false
        }
      }
    },
    {
      "description": "Sterling Connect:Direct Web Services versions 6.4.0.x ant\u00e9rieures \u00e0 6.4.0.7",
      "product": {
        "name": "Sterling Connect:Direct",
        "vendor": {
          "name": "IBM",
          "scada": false
        }
      }
    },
    {
      "description": "QRadar SIEM versions 7.5.x ant\u00e9rieures \u00e0 7.5.0 UP15 IF02",
      "product": {
        "name": "QRadar SIEM",
        "vendor": {
          "name": "IBM",
          "scada": false
        }
      }
    },
    {
      "description": "Sterling Connect:Direct Web Services versions 6.3.0.x ant\u00e9rieures \u00e0 6.3.0.18",
      "product": {
        "name": "Sterling Connect:Direct",
        "vendor": {
          "name": "IBM",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "\n",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-21933",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-21933"
    },
    {
      "name": "CVE-2026-21932",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-21932"
    },
    {
      "name": "CVE-2026-22801",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-22801"
    },
    {
      "name": "CVE-2024-26984",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-26984"
    },
    {
      "name": "CVE-2026-3621",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-3621"
    },
    {
      "name": "CVE-2026-3497",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-3497"
    },
    {
      "name": "CVE-2026-1605",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-1605"
    },
    {
      "name": "CVE-2025-9820",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-9820"
    },
    {
      "name": "CVE-2025-0938",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-0938"
    },
    {
      "name": "CVE-2025-61662",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-61662"
    },
    {
      "name": "CVE-2026-21925",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-21925"
    },
    {
      "name": "CVE-2025-67030",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-67030"
    },
    {
      "name": "CVE-2026-22732",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-22732"
    },
    {
      "name": "CVE-2025-65018",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-65018"
    },
    {
      "name": "CVE-2025-10158",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-10158"
    },
    {
      "name": "CVE-2026-4519",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-4519"
    },
    {
      "name": "CVE-2026-23193",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-23193"
    },
    {
      "name": "CVE-2026-0915",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-0915"
    },
    {
      "name": "CVE-2025-15281",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-15281"
    },
    {
      "name": "CVE-2026-21945",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-21945"
    },
    {
      "name": "CVE-2026-22695",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-22695"
    },
    {
      "name": "CVE-2026-2447",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-2447"
    },
    {
      "name": "CVE-2026-23231",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-23231"
    },
    {
      "name": "CVE-2025-71238",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-71238"
    },
    {
      "name": "CVE-2025-14831",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-14831"
    },
    {
      "name": "CVE-2026-25646",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-25646"
    }
  ],
  "initial_release_date": "2026-04-24T00:00:00",
  "last_revision_date": "2026-04-24T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-0492",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-04-24T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
    },
    {
      "description": "Non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    },
    {
      "description": "\u00c9l\u00e9vation de privil\u00e8ges"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits IBM. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, une \u00e9l\u00e9vation de privil\u00e8ges et un d\u00e9ni de service \u00e0 distance.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits IBM",
  "vendor_advisories": [
    {
      "published_at": "2026-04-23",
      "title": "Bulletin de s\u00e9curit\u00e9 IBM 7270506",
      "url": "https://www.ibm.com/support/pages/node/7270506"
    },
    {
      "published_at": "2026-04-23",
      "title": "Bulletin de s\u00e9curit\u00e9 IBM 7270594",
      "url": "https://www.ibm.com/support/pages/node/7270594"
    },
    {
      "published_at": "2026-04-23",
      "title": "Bulletin de s\u00e9curit\u00e9 IBM 7270504",
      "url": "https://www.ibm.com/support/pages/node/7270504"
    },
    {
      "published_at": "2026-04-23",
      "title": "Bulletin de s\u00e9curit\u00e9 IBM 7270508",
      "url": "https://www.ibm.com/support/pages/node/7270508"
    },
    {
      "published_at": "2026-04-22",
      "title": "Bulletin de s\u00e9curit\u00e9 IBM 7270437",
      "url": "https://www.ibm.com/support/pages/node/7270437"
    },
    {
      "published_at": "2026-04-23",
      "title": "Bulletin de s\u00e9curit\u00e9 IBM 7270505",
      "url": "https://www.ibm.com/support/pages/node/7270505"
    }
  ]
}

GHSA-R6X6-G36W-Q7QM

Vulnerability from github – Published: 2026-04-23 00:31 – Updated: 2026-04-23 00:31

Details

Severity ?

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-3621"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-269"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-23T00:16:45Z",
    "severity": "HIGH"
  },
  "details": "IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.4 IBM WebSphere Application Server Liberty is vulnerable to identity spoofing under limited conditions when an application is deployed without authentication and authorization configured.",
  "id": "GHSA-r6x6-g36w-q7qm",
  "modified": "2026-04-23T00:31:19Z",
  "published": "2026-04-23T00:31:19Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-3621"
    },
    {
      "type": "WEB",
      "url": "https://www.ibm.com/support/pages/node/7270437"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

FKIE_CVE-2026-3621

Vulnerability from fkie_nvd - Published: 2026-04-23 00:16 - Updated: 2026-04-24 14:50

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

References

	URL	Tags
	psirt@us.ibm.com	https://www.ibm.com/support/pages/node/7270437

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.4 IBM WebSphere Application Server Liberty is vulnerable to identity spoofing under limited conditions when an application is deployed without authentication and authorization configured."
    }
  ],
  "id": "CVE-2026-3621",
  "lastModified": "2026-04-24T14:50:56.203",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 5.9,
        "source": "psirt@us.ibm.com",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-04-23T00:16:45.313",
  "references": [
    {
      "source": "psirt@us.ibm.com",
      "url": "https://www.ibm.com/support/pages/node/7270437"
    }
  ],
  "sourceIdentifier": "psirt@us.ibm.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-269"
        }
      ],
      "source": "psirt@us.ibm.com",
      "type": "Primary"
    }
  ]
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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.

Detection rules are retrieved from Rulezet.

Action not permitted

CVE-2026-3621 (GCVE-0-2026-3621)

CERTFR-2026-AVI-0492

Solutions

GHSA-R6X6-G36W-Q7QM

FKIE_CVE-2026-3621

Tags

Sightings

Nomenclature