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CVE-2023-3519

CISA KEV

Published July 19, 2023 · Updated April 3, 2026

high
Official Description+

Citrix NetScaler ADC and NetScaler Gateway contains a code injection vulnerability that allows for unauthenticated remote code execution.

Affected Products

VendorProduct
CitrixNetScaler ADC and NetScaler Gateway

Patch Status

Patch by 2023-08-09

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-2023-3519.