CVE-2019-12991Actively exploitedAdded to KEV 2022-03-25

Citrix SD-WAN and NetScaler Command Injection Vulnerability

Citrix, SD-WAN and NetScaler

Description

Authenticated Command Injection in Citrix SD-WAN Appliance and NetScaler SD-WAN Appliance.

CVSS severity for this advisory hasn't been enriched from NVD yet, check back shortly.

EPSS, exploit probability

Critical

74.5%

estimated chance of real-world exploitation in the next 30 days, higher than 99.5% of every CVE FIRST.org scores

Refreshed 10/28/2026, via FIRST.org's EPSS model, not CVSS, this measures likelihood of exploitation, not how severe it would be.

Required action

Apply updates per vendor instructions.

CISA-recommended due date: 2022-04-15

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