fkie_cve-2025-26636
Vulnerability from fkie_nvd
Published
2025-07-08 17:15
Modified
2025-07-14 15:16
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
Processor optimization removal or modification of security-critical code in Windows Kernel allows an authorized attacker to disclose information locally.
References
secure@microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26636Vendor Advisory
Impacted products
Vendor Product Version
microsoft windows_11_24h2 *
microsoft windows_server_2025 *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*",
              "matchCriteriaId": "28085811-3148-4142-91A6-1022BEC2EEA7",
              "versionEndExcluding": "10.0.26100.4652",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "10E640FB-32AB-45B6-BC42-56CC587C0A35",
              "versionEndExcluding": "10.0.26100.4652",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Processor optimization removal or modification of security-critical code in Windows Kernel allows an authorized attacker to disclose information locally."
    },
    {
      "lang": "es",
      "value": "La eliminaci\u00f3n o modificaci\u00f3n de c\u00f3digo cr\u00edtico para la seguridad en el kernel de Windows mediante la optimizaci\u00f3n del procesador permite que un atacante autorizado divulgue informaci\u00f3n localmente."
    }
  ],
  "id": "CVE-2025-26636",
  "lastModified": "2025-07-14T15:16:47.030",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "secure@microsoft.com",
        "type": "Primary"
      }
    ]
  },
  "published": "2025-07-08T17:15:33.793",
  "references": [
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26636"
    }
  ],
  "sourceIdentifier": "secure@microsoft.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1037"
        }
      ],
      "source": "secure@microsoft.com",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.