CVE-2025-7775 — Citrix NetScaler Memory Overflow Vulnerability
CVE-2025-7775: Citrix NetScaler Memory Overflow Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Citrix |
| Product | NetScaler |
| Date added | 2025-08-26 |
| Due date | 2025-08-28 |
| Ransomware campaign use | Unknown |
Description
Citrix NetScaler ADC and NetScaler Gateway contain a memory overflow vulnerability that could allow for remote code execution and/or denial of service.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694938 ; https://nvd.nist.gov/vuln/detail/CVE-2025-7775
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-7775
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog