EIP-2026-116123

PRE-CVE

QtWeb 3.0 - Remote Crash (Denial of Service)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-116123. PoCs published by Zer0 Thunder.

AI-analyzed exploit summary This Perl script generates an HTML file with an excessively large buffer to trigger a denial-of-service (DoS) condition in QtWeb 3.0 by causing a crash. The exploit leverages a buffer overflow via a maliciously crafted HTML file with a large payload in the 'alink' attribute.

Description

QtWeb 3.0 - Remote Crash (Denial of Service)

Exploits (1)

exploitdb WORKING POC VERIFIED
by Zer0 Thunder · perldoswindows
https://www.exploit-db.com/exploits/11233

This Perl script generates an HTML file with an excessively large buffer to trigger a denial-of-service (DoS) condition in QtWeb 3.0 by causing a crash. The exploit leverages a buffer overflow via a maliciously crafted HTML file with a large payload in the 'alink' attribute.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: QtWeb 3.0
No auth needed
Prerequisites: Ability to host or deliver the malicious HTML file to the target
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026