EIP-2026-115865

PRE-CVE

Mozilla Firefox 49.0.1 - Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-115865. PoCs published by sultan albalawi.

AI-analyzed exploit summary This exploit triggers a denial-of-service (DoS) condition in Firefox 49.0.1 by serving a malicious HTML page with a JavaScript payload that overwrites the document title with an excessively large string, causing a crash. The script also includes a server component to host the exploit.

Description

Mozilla Firefox 49.0.1 - Denial of Service

Exploits (1)

exploitdb WORKING POC VERIFIED
by sultan albalawi · pythondoswindows
https://www.exploit-db.com/exploits/40536

This exploit triggers a denial-of-service (DoS) condition in Firefox 49.0.1 by serving a malicious HTML page with a JavaScript payload that overwrites the document title with an excessively large string, causing a crash. The script also includes a server component to host the exploit.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Mozilla Firefox 49.0.1
No auth needed
Prerequisites: Victim must visit the malicious URL · Firefox 49.0.1 must be in use
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026