CVE-2026-88771: Citrix NetScaler
Citrix NetScaler ADC and NetScaler Gateway contain an improper input validation vulnerability that could allow an unauthenticated attacker to execute arbitrary commands.
- Vendor
- Citrix
- Product
- NetScaler
- Vulnerability
- Citrix NetScaler Improper Input Validation Vulnerability
- Date added
- Sep 27, 2026
- CISA due date (U.S. federal agencies)
- Sep 30, 2026
- Known ransomware campaign use
- Unknown
- Weakness (CWE)
- CWE-119
References
- NVD — CVE-2026-88771
- community.citrix.com
- support.citrix.com
- support.citrix.com
- www.cisa.gov
- www.cisa.gov
- nvd.nist.gov
This site summarizes CISA's catalog for information only. It is not security advice — follow your vendor's guidance and official advisories.
Last updated: · Catalog version 2026.10.02