CVE-2025-7775
Citrix NetScaler Memory Overflow Vulnerability
n/a
CVSS
19.6%
EPSS (exploit prob.)
97.1%
EPSS percentile
Yes
Actively exploited
No
Ransomware use
2025-08-26
Added
Summary
Citrix NetScaler ADC and NetScaler Gateway contain a memory overflow vulnerability that could allow for remote code execution and/or denial of service.
Affected software
Vendor: Citrix · Product: NetScaler
Weakness types (CWE):
CWE-119
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Citrix
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2023-4966 | Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability | 100.0% | Yes |
| CVE-2019-19781 | Citrix ADC, Gateway, and SD-WAN WANOP Appliance Code Execution Vulnerability | 100.0% | Yes |
| CVE-2025-5777 | Citrix NetScaler ADC and Gateway Out-of-Bounds Read Vulnerability | 99.9% | Yes |
| CVE-2023-3519 | Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability | 99.7% | Yes |
| CVE-2023-24489 | Citrix Content Collaboration ShareFile Improper Access Control Vulnerability | 94.4% | Yes |
| CVE-2019-12989 | Citrix SD-WAN and NetScaler SQL Injection Vulnerability | 94.1% | Yes |
| CVE-2020-8193 | Citrix ADC, Gateway, and SD-WAN WANOP Appliance Authorization Bypass Vulnerabili | 88.4% | Yes |
| CVE-2026-3055 | Citrix NetScaler Out-of-Bounds Read Vulnerability | 78.3% | Yes |
Is your domain exposed?
Run a free, instant security report for any domain — exposure score, email auth, TLS and breach metadata.
Get your free reportAll information is aggregated from public sources for awareness only and does not constitute an accusation or a security assessment. No personal data or credentials are published.