EIP-2026-119611

PRE-CVE

QNap QVR Client 5.0.3.23100 - Denial of Service (PoC)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-119611. PoCs published by Rodrigo Eduardo Rodriguez.

AI-analyzed exploit summary This PoC demonstrates a local Denial of Service (DoS) vulnerability in QNap QVR Client 5.0.3.23100 by overflowing the username and password fields with a 128-byte buffer of 'A' characters, causing the application to crash.

Description

QNap QVR Client 5.0.3.23100 - Denial of Service (PoC)

Exploits (1)

exploitdb WORKING POC VERIFIED
by Rodrigo Eduardo Rodriguez · pythondoswindows_x86-64
https://www.exploit-db.com/exploits/45162

This PoC demonstrates a local Denial of Service (DoS) vulnerability in QNap QVR Client 5.0.3.23100 by overflowing the username and password fields with a 128-byte buffer of 'A' characters, causing the application to crash.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: QNap QVR Client 5.0.3.23100
No auth needed
Prerequisites: Local access to the QVR Client application · Ability to paste clipboard content into the login fields
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026