High severityKnown ExploitedCVE-2023-3519

Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability

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

Published Jul 19, 2023Updated Aug 9, 2023Source checked Jul 18, 2026

Upstream Advisory

Key facts

Risk: High
Exploitation: Known exploited
Affected software: Not mapped
Fix availability: Not reported

Recommended action

Review the upstream advisory, identify the affected product in your inventory, and apply the vendor update when one is available.

What this means

Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability is listed in the HOL Guard supply-chain feed, but affected software is not mapped to a package. Review the upstream advisory for the affected product and vendor guidance. This vulnerability is known to be exploited in the wild. Citrix NetScaler ADC and NetScaler Gateway contains a code injection vulnerability that allows for unauthenticated remote code execution.

Affected software

Affected software not mapped. Review the upstream record for vendor-specific product and version guidance.

Evidence and references

No references were reported by the source.

Source metadata

Published: Jul 19, 2023
Modified: Aug 9, 2023
Source checked: Jul 18, 2026

Reported by CISA KEV (kev).

Keep this signal in your Guard workflow.

HOL Guard can help your team monitor supply-chain activity while the upstream record is clarified.

Explore HOL Guard

Back to active CVEs