EIP-2026-115591

PRE-CVE

Maxthon Browser 3.0.20.1000 - ref / replace Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-115591. PoCs published by Carlos Mario Penagos Hollmann.

AI-analyzed exploit summary This exploit targets a denial-of-service (DoS) vulnerability in Maxthon Browser v3.0.20.1000 by leveraging the `.replace` and `.ref` methods with an excessively long string to crash the browser. The PoC uses JavaScript to generate a large payload and trigger the vulnerability via `window.location.replace`.

Description

Maxthon Browser 3.0.20.1000 - ref / replace Denial of Service

Exploits (1)

exploitdb WORKING POC VERIFIED
by Carlos Mario Penagos Hollmann · htmldoswindows
https://www.exploit-db.com/exploits/16084

This exploit targets a denial-of-service (DoS) vulnerability in Maxthon Browser v3.0.20.1000 by leveraging the `.replace` and `.ref` methods with an excessively long string to crash the browser. The PoC uses JavaScript to generate a large payload and trigger the vulnerability via `window.location.replace`.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Maxthon Browser v3.0.20.1000
No auth needed
Prerequisites: Victim must visit a malicious webpage or open the HTML file in Maxthon Browser v3.0.20.1000
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026