CVE-2026-88771
Citrix NetScaler Improper Input Validation Vulnerability
9.5
CVSS 4.0
1.1 %
EPSS (current)
2026-09-27
KEV addition
No
Ransomware
Timeline
Publication, first public exploit and KEV addition on a day axis.
Key facts
Vendor / product: Citrix / NetScaler
Published: 2026-09-27 · Due (CISA): 2026-09-30
CWE: CWE-20 · EU list: no
Exploit references (metadata only)
No public exploit references recorded.