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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-39993

Path Traversal to Root RCE in QNAP Download Station via Addon/Search addon Parameter

Description

A relative path traversal vulnerability has been reported to affect Download Station. 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: Download Station 5.10.2.313 and later Download Station 5.11.3.322 and later

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

QNAP Systems Inc. Download Station

Default version status: unaffected

  • 5.10.x to < 5.10.2.313affected
  • 5.11.x to < 5.11.3.322affected

References