Escape Sequence Issue in QRouter 2.6.3.009 (QHora) Local Admin Exploit
CVE-2025-62845 Published on March 20, 2026
QuRouter
An improper neutralization of escape, meta, or control sequences vulnerability has been reported to affect QHora. If a local attacker gains an administrator account, they can then exploit the vulnerability to cause unexpected behavior.
We have already fixed the vulnerability in the following version:
QuRouter 2.6.3.009 and later
Weakness Type
Improper Neutralization of Escape, Meta, or Control Sequences
The software receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as escape, meta, or control character sequences when they are sent to a downstream component. As data is parsed, an injected/absent/malformed delimiter may cause the process to take unexpected actions.
Affected Versions
QNAP Systems Inc. QuRouter:- Version 2.6.x and below 2.6.3.009 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.