CVE-2019-12991
Authenticated Command Injection in Citrix SD-WAN Appliance and NetScaler SD-WAN Appliance.
Browse: All 2019 CVEs · All vendors
- CISA KEV
- Yes — actively exploited (added 2022-03-25, remediation due 2022-04-15)
- Weakness (CWE)
- CWE-78
Description
Authenticated Command Injection in Citrix SD-WAN Appliance and NetScaler SD-WAN Appliance.
Affected products
- Citrix SD-WAN and NetScaler
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply updates per vendor instructions. Federal remediation deadline: 2022-04-15.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score.
FAQ
Is CVE-2019-12991 actively exploited?
Yes. CISA added CVE-2019-12991 to its Known Exploited Vulnerabilities (KEV) catalog on 2022-03-25, with a federal remediation deadline of 2022-04-15. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2019-12991?
CVE-2019-12991 has no published CVSS base score yet — NVD analysis can lag disclosure. Check the vendor references for an interim severity.
Related vulnerabilities
- CVE-2019-12989 — Citrix SD-WAN and NetScaler
- CVE-2026-8452 — Citrix NetScaler ADC and NetScaler Gateway
- CVE-2026-3055 — Citrix NetScaler
- CVE-2025-7775 — Citrix NetScaler
- CVE-2024-8068 — Citrix Session Recording
- CVE-2024-8069 — Citrix Session Recording
Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
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