Exploitation Summary
EIP tracks 1 public exploit for EIP-2026-103572. PoCs published by Ale46.
AI-analyzed exploit summary This PHP script generates a large number of nested HTML marquee tags to trigger a denial-of-service (DoS) condition in Mozilla Firefox versions <= 3.6. The exploit causes an instant crash when the page is visited.
Description
Mozilla Firefox 3.6 - Denial of Service (2)
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by Ale46 · phpdosmultiple
https://www.exploit-db.com/exploits/11590
This PHP script generates a large number of nested HTML marquee tags to trigger a denial-of-service (DoS) condition in Mozilla Firefox versions <= 3.6. The exploit causes an instant crash when the page is visited.
Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target:
Mozilla Firefox <= 3.6
No auth needed
Prerequisites:
Victim must visit the malicious PHP page using a vulnerable version of Firefox
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026