EIP-2026-115864

PRE-CVE

Mozilla Firefox 3.6.3 / Safari 4.0.5 - Access Violation Exception and Unknown Exception

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-115864. PoCs published by Fredrik Nordberg Almroth.

AI-analyzed exploit summary This is a JavaScript-based denial-of-service (DoS) exploit that causes infinite recursion and memory exhaustion in vulnerable browsers by repeatedly concatenating and writing a string containing a marquee tag. The exploit leverages a simple while loop to trigger uncontrolled resource consumption.

Description

Mozilla Firefox 3.6.3 / Safari 4.0.5 - Access Violation Exception and Unknown Exception

Exploits (1)

exploitdb WORKING POC VERIFIED
by Fredrik Nordberg Almroth · textdoswindows
https://www.exploit-db.com/exploits/12602

This is a JavaScript-based denial-of-service (DoS) exploit that causes infinite recursion and memory exhaustion in vulnerable browsers by repeatedly concatenating and writing a string containing a marquee tag. The exploit leverages a simple while loop to trigger uncontrolled resource consumption.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Web browsers (specific versions not specified, likely older or unpatched browsers)
No auth needed
Prerequisites: Victim must execute the JavaScript code in a vulnerable browser
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026