FKIE_CVE-2026-23687

Vulnerability from fkie_nvd - Published: 2026-02-10 04:16 - Updated: 2026-02-17 16:12
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
SAP NetWeaver Application Server ABAP and ABAP Platform allows an authenticated attacker with normal privileges to obtain a valid signed message and send modified signed XML documents to the verifier. This may result in acceptance of tampered identity information, unauthorized access to sensitive user data and potential disruption of normal system usage.
References
cna@sap.comhttps://me.sap.com/notes/3697567Permissions Required
cna@sap.comhttps://url.sap/sapsecuritypatchdayVendor Advisory
Impacted products
Vendor Product Version
sap sap_basis 700
sap sap_basis 701
sap sap_basis 702
sap sap_basis 731
sap sap_basis 740
sap sap_basis 750
sap sap_basis 751
sap sap_basis 752
sap sap_basis 753
sap sap_basis 754
sap sap_basis 755
sap sap_basis 756
sap sap_basis 757
sap sap_basis 758
sap sap_basis 804
sap sap_basis 916
sap sap_basis 917
sap sap_basis 918
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    {
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              "vulnerable": true
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "SAP NetWeaver Application Server ABAP and ABAP Platform allows an authenticated attacker with normal privileges to obtain a valid signed message and send modified signed XML documents to the verifier. This may result in acceptance of tampered identity information, unauthorized access to sensitive user data and potential disruption of normal system usage."
    },
    {
      "lang": "es",
      "value": "SAP NetWeaver Servidor de Aplicaciones ABAP y Plataforma ABAP permite a un atacante autenticado con privilegios normales obtener un mensaje firmado v\u00e1lido y enviar documentos XML firmados modificados al verificador. Esto puede resultar en la aceptaci\u00f3n de informaci\u00f3n de identidad manipulada, acceso no autorizado a datos de usuario sensibles y una posible interrupci\u00f3n del uso normal del sistema."
    }
  ],
  "id": "CVE-2026-23687",
  "lastModified": "2026-02-17T16:12:35.840",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "cna@sap.com",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-02-10T04:16:03.180",
  "references": [
    {
      "source": "cna@sap.com",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://me.sap.com/notes/3697567"
    },
    {
      "source": "cna@sap.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://url.sap/sapsecuritypatchday"
    }
  ],
  "sourceIdentifier": "cna@sap.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ],
      "source": "cna@sap.com",
      "type": "Primary"
    }
  ]
}


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  • 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.
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  • 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.