EIP-2026-115590

PRE-CVE

Maxthon Browser 2.1.4.443 - Unicode Remote Denial of Service (PoC)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-115590. PoCs published by LiquidWorm.

AI-analyzed exploit summary This is a functional proof-of-concept for a Denial of Service (DoS) vulnerability in Maxthon Browser 2.1.4.443. The exploit leverages a UNICODE-related issue triggered by repeatedly calling browser-specific functions (e.g., `addPanel`, `AddFavorite`) in a loop, causing the browser to crash.

Description

Maxthon Browser 2.1.4.443 - Unicode Remote Denial of Service (PoC)

Exploits (1)

exploitdb WORKING POC VERIFIED
by LiquidWorm · htmldoswindows
https://www.exploit-db.com/exploits/6434

This is a functional proof-of-concept for a Denial of Service (DoS) vulnerability in Maxthon Browser 2.1.4.443. The exploit leverages a UNICODE-related issue triggered by repeatedly calling browser-specific functions (e.g., `addPanel`, `AddFavorite`) in a loop, causing the browser to crash.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Maxthon Browser 2.1.4.443
No auth needed
Prerequisites: Victim must visit the malicious webpage using Maxthon Browser 2.1.4.443
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026