EIP-2026-116117
PRE-CVEQNap QVR Client 5.1.1.30070 - 'Password' Denial of Service (PoC)
Title source: legacyExploitation Summary
EIP tracks 1 public exploit for EIP-2026-116117. PoCs published by Luis Martínez.
AI-analyzed exploit summary This exploit generates a buffer overflow payload to trigger a Denial of Service (DoS) in QNap QVR Client 5.1.1.30070 by pasting a long string into the password field. The PoC creates a file with 279 'A' characters, which crashes the application when used as input.
Description
QNap QVR Client 5.1.1.30070 - 'Password' Denial of Service (PoC)
Exploits (1)
exploitdb
WORKING POC
by Luis Martínez · pythondoswindows
https://www.exploit-db.com/exploits/45092
This exploit generates a buffer overflow payload to trigger a Denial of Service (DoS) in QNap QVR Client 5.1.1.30070 by pasting a long string into the password field. The PoC creates a file with 279 'A' characters, which crashes the application when used as input.
Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target:
QNap QVR Client 5.1.1.30070
No auth needed
Prerequisites:
Access to the QVR Client application · Ability to paste clipboard content into the password field
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026