CVE-2026-52200

CRITICAL

Generic OEM UZ801 4G LTE Router 3.4.3 - Unauthenticated Remote Code Execution via MifiService /ajax API Endpoint

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2026-52200. PoCs published by lamaper.

AI-analyzed exploit summary This repository provides a detailed technical analysis of CVE-2026-52200, a broken access control vulnerability in the UZ801/ES-U3TS MifiService web API. The vulnerability allows unauthenticated attackers on the adjacent network to extract sensitive information (e.g., Wi-Fi passwords, IMEI), modify configurations, and perform disruptive actions (e.g., reboot) via crafted JSON requests to the `/ajax` endpoint.

Description

An issue in Generic OEM UZ801_v2.1 4G LTE Router V3.4.3 allows a remote attacker to execute arbitrary code via the /ajax web management API endpoint in MifiService.apk

Exploits (1)

nomisec WRITEUP
by lamaper · poc
https://github.com/lamaper/CVE-2026-52200

This repository provides a detailed technical analysis of CVE-2026-52200, a broken access control vulnerability in the UZ801/ES-U3TS MifiService web API. The vulnerability allows unauthenticated attackers on the adjacent network to extract sensitive information (e.g., Wi-Fi passwords, IMEI), modify configurations, and perform disruptive actions (e.g., reboot) via crafted JSON requests to the `/ajax` endpoint.

Classification
Writeup 100%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: UZ801_v2.1 (MifiService.apk, firmware UZ801-V3.4.3), ES-U3TS
No auth needed
Prerequisites: Adjacent network access to the device (e.g., connected to the hotspot) · Knowledge of the target IP (default: 192.168.100.1)
mistral-large-3 · analyzed Jul 13, 2026 Full analysis →

References (2)

Core 2

Scores

CVSS v3 9.8
EPSS 0.0068
EPSS Percentile 48.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-94
Status published
Published Jul 08, 2026
Tracked Since Jul 09, 2026