Medium severity · published Mar 20, 2026
CVE-2025-62844
A weak authentication vulnerability has been reported to affect QHora
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
A weak authentication vulnerability has been reported to affect QHora. If an attacker gains local network access, they can then exploit the vulnerability to gain sensitive information.
We have already fixed the vulnerability in the following version:
QuRouter 2.6.2.007 and later
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 10% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QU
QuRouter · QNAP Systems Inc.
2.6.x before 2.6.2.007 · source: vendor, NVD
In the news
VulnerabilityMedium
ZDI-26-239: (Pwn2Own) QNAP QHora-322 login.newAuthMiddleware.Authenticator Authentication Bypass Vulnerability
This vulnerability allows remote attackers to bypass authentication on affected installations of QNAP QHora-322 routers. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 5.6. The following CVEs are assigned: CVE-2025-62844.
Mar 30, 2026·Zero Day Initiative
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-62844
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-62844
Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-26-12
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