CVE-2026-41544: CWE-22 in QNAP Systems Inc. QcalAgent
Description
A path traversal vulnerability has been reported to affect QcalAgent. If a remote attacker gains a user account, they can then exploit the vulnerability to read the contents of unexpected files or system data. We have already fixed the vulnerability in the following version: QcalAgent 1.1.10 and later
CVSS v4.0
Score 8.7high
Affected software
QNAP Systems Inc.
QcalAgent
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-22) in QcalAgent enables an authenticated remote attacker to exploit path traversal to access files outside the intended directories. The attacker must have a user account to leverage this flaw. The issue is resolved in QcalAgent version 1.1.10 and subsequent releases.
Potential Impact
An attacker with user-level access can read arbitrary files on the system, potentially exposing sensitive information or system data. The CVSS 4.0 score is 6.3 (medium severity), reflecting the need for authentication but high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Upgrade QcalAgent to version 1.1.10 or later to remediate this vulnerability. No additional mitigation is required once the patch is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- qnap
- Date Reserved
- 2026-04-21T03:07:17.288Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ad07e722cdf04f65612bc1f
Added to database: 10/15/2026, 07:19:14 UTC
Last enriched: 10/15/2026, 07:33:14 UTC
Last updated: 10/15/2026, 19:00:27 UTC
Views: 20
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