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CVE-2018-19943

CISA KEV

Published May 24, 2022 · Updated April 3, 2026

high
Official Description+

A cross-site scripting vulnerability affecting QNAP NAS File Station could allow remote attackers to inject malicious code.

Affected Products

VendorProduct
QNAPNetwork Attached Storage (NAS)

Patch Status

Patch by 2022-06-14

Recommended Actions

  1. Check if your systems use any of the affected products listed above.
  2. Apply vendor patches immediately if available.
  3. This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
  4. Monitor vendor advisories for updates and additional mitigations.
  5. Review logs for indicators of compromise related to CVE-2018-19943.