Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since August 26, 2025.
CVE-2025-7775
Citrix NetScaler Memory Overflow Vulnerability
Added to KEV August 26, 2025
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2025-7775
- CWE
- CWE-119
- Affected products
- NetScaler · Citrix NetScaler · Citrix
What happened
Citrix NetScaler ADC and NetScaler Gateway contain a memory overflow vulnerability that could allow for remote code execution and/or denial of service.
What it means for your business
Citrix NetScaler is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-7775). Citrix NetScaler ADC and NetScaler Gateway contain a memory overflow vulnerability that could allow for remote code execution and/or denial of service. CISA remediation due date: 2025-08-28. If you need help checking exposure, call (864) 335-9223.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA due date: August 28, 2025
Sources
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