Citrix NetScaler Memory Overflow Vulnerability
Citrix — NetScaler
- Added to KEV catalog
- 26 August 2025
- Federal remediation due date
- 28 August 2025
- Weakness classification (CWE)
- CWE-119
CISA 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
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
More Citrix Vulnerabilities
Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability
Citrix NetScaler ADC and NetScaler Gateway Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability
Citrix NetScaler Out-of-Bounds Read Vulnerability
Citrix Session Recording Improper Privilege Management Vulnerability
Citrix Session Recording Deserialization of Untrusted Data Vulnerability
Is this vulnerability present in your environment?
CRS delivers independent VAPT assessments that identify exactly which known-exploited vulnerabilities exist in your network, applications, and infrastructure.
Explore VAPT Services