Security Vulnerability Report
中文
CVE-2026-41101 CVSS 7.1 HIGH

CVE-2026-41101

Published: 2026-05-12 18:17:22
Last Modified: 2026-05-13 15:34:53

Description

Improper access control in Microsoft Office Word allows an authorized attacker to perform spoofing locally.

CVSS Details

CVSS Score
7.1
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Configurations (Affected Products)

No configuration data available.

Microsoft Office Word (具体受影响版本请参考官方安全公告)

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
import os # Conceptual Proof of Concept for CVE-2026-41101 # This script demonstrates the logic of exploiting improper access control in Microsoft Office Word. # Note: This is a simulation based on the vulnerability description. def exploit_cve_2026_41101(): print("[*] Attempting to trigger CVE-2026-41101...") # Simulating the scenario where a low-privileged user interacts with Word objects # In a real attack, the attacker might use a crafted file or specific API calls. target_process = "WINWORD.EXE" # Check if the target process is running (Simulation) # if target_process in running_processes: # print(f"[+] Target {target_process} detected.") # Attempt to bypass access control and perform spoofing # Since UI:N is not required, this can be scripted. try: print(f"[*] Performing memory injection or API hooking on {target_process}...") # Placeholder for the actual exploit code that manipulates Word's access control print("[+] Access control bypassed successfully.") print("[!] Spoofing attack executed. Attacker can now read/modify sensitive data.") except Exception as e: print(f"[-] Exploit failed: {e}") if __name__ == "__main__": exploit_cve_2026_41101()

References

Raw JSON Data

JSON
{"cve": {"id": "CVE-2026-41101", "sourceIdentifier": "[email protected]", "published": "2026-05-12T18:17:21.630", "lastModified": "2026-05-13T15:34:52.573", "vulnStatus": "Undergoing Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper access control in Microsoft Office Word allows an authorized attacker to perform spoofing locally."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "baseScore": 7.1, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 5.2}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-284"}]}], "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41101", "source": "[email protected]"}]}}