Citrix Netscaler Gateway vulnerabilities
29 known vulnerabilities affecting citrix/netscaler_gateway.
Total CVEs
29
CISA KEV
7
actively exploited
Public exploits
5
Exploited in wild
10
Severity breakdown
CRITICAL6HIGH19MEDIUM4
Vulnerabilities
Page 1 of 2
CVE-2025-5777P1HIGHCVSS 7.5KEVPoCRansomware≥ 13.1, < 13.1-58.32≥ 14.1, < 14.1-43.562025-06-17
CVE-2025-5777 [HIGH] CWE-125 CVE-2025-5777: Insufficient input validation leading to memory overread when the NetScaler is configured as a Gatew
Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
nvd
CVE-2023-4966P1HIGHCVSS 7.5KEVPoCRansomware≥ 13.0, < 13.0-92.19≥ 13.1, < 13.1-49.15+4 more2023-10-10
CVE-2023-4966 [HIGH] CWE-119 CVE-2023-4966: Sensitive information disclosure in NetScaler ADC and NetScaler Gateway when configured as a Gateway
Sensitive information disclosure in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server.
nvd
CVE-2026-3055P1CRITICALCVSS 9.8KEVPoC≥ 13.1, < 13.1-62.23≥ 14.1, < 14.1-60.582026-03-23
CVE-2026-3055 [CRITICAL] CWE-125 CVE-2026-3055: Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP l
Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread
nvd
CVE-2023-6549P1HIGHCVSS 7.5KEVPoC≥ 13.0, < 13.0-92.21≥ 13.1, < 13.1-51.15+1 more2024-01-17
CVE-2023-6549 [HIGH] CWE-119 CVE-2023-6549: Improper Restriction of Operations within the Bounds of a Memory Buffer in NetScaler ADC and NetScal
Improper Restriction of Operations within the Bounds of a Memory Buffer in NetScaler ADC and NetScaler Gateway allows Unauthenticated Denial of Service and Out-Of-Bounds Memory Read
nvd
CVE-2025-7775P1CRITICALCVSS 9.8KEV≥ 13.1, < 13.1-59.22≥ 14.1, < 14.1-47.482025-08-26
CVE-2025-7775 [CRITICAL] CWE-119 CVE-2025-7775: Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service in NetScaler
Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server
(OR)
NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL
nvd
CVE-2025-6543P1CRITICALCVSS 9.8KEV≥ 13.1, < 13.1-59.19≥ 14.1, < 14.1-47.462025-06-25
CVE-2025-6543 [CRITICAL] CWE-119 CVE-2025-6543: Memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler
Memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler ADC and NetScaler Gateway when configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
nvd
CVE-2023-6548P1HIGHCVSS 8.8KEV≥ 13.0, < 13.0-92.21≥ 13.1, < 13.1-51.15+1 more2024-01-17
CVE-2023-6548 [HIGH] CWE-94 CVE-2023-6548: Improper Control of Generation of Code ('Code Injection') in NetScaler ADC and NetScaler Gateway all
Improper Control of Generation of Code ('Code Injection') in NetScaler ADC and NetScaler Gateway allows an attacker with access to NSIP, CLIP or SNIP with management interface to perform Authenticated (low privileged) remote code execution on Management Interface.
nvd
CVE-2026-8451P2HIGHCVSS 7.5ExploitedPoC≥ 13.1, < 13.1-63.18≥ 14.1, < 14.1-72.612026-06-30
CVE-2026-8451 [HIGH] CWE-125 CVE-2026-8451: Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if N
Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP
nvd
CVE-2023-4967P1HIGHCVSS 7.5ExploitedRansomware≥ 13.0, < 13.0-92.19≥ 13.1, < 13.1-49.15+1 more2023-10-27
CVE-2023-4967 [HIGH] CWE-119 CVE-2023-4967: Denial of Service in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual s
Denial of Service in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA Virtual Server
nvd
CVE-2023-3467P2HIGHCVSS 8.0Exploited≥ 13.0, < 13.0-91.13≥ 13.1, < 13.1-49.13+2 more2023-07-19
CVE-2023-3467 [HIGH] CWE-269 CVE-2023-3467: Privilege Escalation to root administrator (nsroot)
Privilege Escalation to root administrator (nsroot)
nvd
CVE-2025-7776P2CRITICALCVSS 9.8≥ 13.1, < 13.1-59.22≥ 14.1, < 14.1-47.482025-08-26
CVE-2025-7776 [CRITICAL] CWE-119 CVE-2025-7776: Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service i
Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) with PCoIP Profile bounded to it
nvd
CVE-2026-8655P3CRITICALCVSS 9.8≥ 13.1, < 13.1-63.18≥ 14.1, < 14.1-72.612026-06-30
CVE-2026-8655 [CRITICAL] CWE-119 CVE-2026-8655: Multiple Memory overflow vulnerabilities in NetScaler ADC and NetScaler Gateway leading to unpredict
Multiple Memory overflow vulnerabilities in NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if NetScaler ADC is configured as an LB of type Oracle OR NetScaler ADC is configured as a DNS Proxy OR NetScaler ADC is configured as a DNS recursive resolver deployment
nvd
CVE-2026-8452P3CRITICALCVSS 9.8≥ 13.1, < 13.1-63.18≥ 14.1, < 14.1-72.612026-06-30
CVE-2026-8452 [CRITICAL] CWE-119 CVE-2026-8452: Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or errone
Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is configured as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server
nvd
CVE-2025-5349P3HIGHCVSS 8.8≥ 13.1, < 13.1-58.32≥ 14.1, < 14.1-43.562025-06-17
CVE-2025-5349 [HIGH] CWE-1284 CVE-2025-5349: Improper access control on the NetScaler Management Interface in NetScaler ADC and NetScaler Gateway
Improper access control on the NetScaler Management Interface in NetScaler ADC and NetScaler Gateway
nvd
CVE-2026-10816P3HIGHCVSS 7.5≥ 13.1, < 13.1-63.18≥ 14.1, < 14.1-72.612026-06-30
CVE-2026-10816 [HIGH] CWE-73 CVE-2026-10816: Arbitrary File Read (Unauthenticated) in NetScaler ADC and NetScaler Gateway if the access to NSIP,
Arbitrary File Read (Unauthenticated) in NetScaler ADC and NetScaler Gateway if the access to NSIP, Cluster Management IP or SNIP with management access is enabled
nvd
CVE-2018-5314P3HIGHCVSS 7.5v11.0v11.1+1 more2018-03-01
CVE-2018-5314 [HIGH] CWE-287 CVE-2018-5314: Command injection vulnerability in Citrix NetScaler ADC and NetScaler Gateway 11.0 before build 70.1
Command injection vulnerability in Citrix NetScaler ADC and NetScaler Gateway 11.0 before build 70.16, 11.1 before build 55.13, and 12.0 before build 53.13; and the NetScaler Load Balancing instance distributed with NetScaler SD-WAN/CloudBridge 4000, 4100, 5000 and 5100 WAN Optimization Edition 9.3.0 allows remote attackers to execute a system command o
nvd
CVE-2020-8247P3HIGHCVSS 8.8≥ 12.1, < 12.1-58.152020-09-18
CVE-2020-8247 [HIGH] CWE-269 CVE-2020-8247: Citrix ADC and Citrix Gateway 13.0 before 13.0-64.35, Citrix ADC and NetScaler Gateway 12.1 before 1
Citrix ADC and Citrix Gateway 13.0 before 13.0-64.35, Citrix ADC and NetScaler Gateway 12.1 before 12.1-58.15, Citrix ADC 12.1-FIPS before 12.1-55.187, Citrix ADC and NetScaler Gateway 12.0, Citrix ADC and NetScaler Gateway 11.1 before 11.1-65.12, Citrix SD-WAN WANOP 11.2 before 11.2.1a, Citrix SD-WAN WANOP 11.1 before 11.1.2a, Citrix SD-WAN WANOP 11.0
nvd
CVE-2024-8535P3HIGHCVSS 8.1≥ 12.1, < 13.1-55.34≥ 14.1, < 14.1-29.722024-11-12
CVE-2024-8535 [HIGH] CWE-552 CVE-2024-8535: Authenticated user can access unintended user capabilities in NetScaler ADC and NetScaler Gateway if
Authenticated user can access unintended user capabilities in NetScaler ADC and NetScaler Gateway if the appliance must be configured as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy) with KCDAccount configuration for Kerberos SSO to access backend resources OR the appliance must be configured as an Auth Server (AAA Vserver) with KCDAccount configurati
nvd
CVE-2026-10817P3HIGHCVSS 7.5≥ 13.1, < 13.1-63.18≥ 14.1, < 14.1-72.612026-06-30
CVE-2026-10817 [HIGH] CWE-125 CVE-2026-10817: Insufficient input validation leading to memory overread in NetScaler ADC and NetScaler Gateway if t
Insufficient input validation leading to memory overread in NetScaler ADC and NetScaler Gateway if the TCP TimeStamp is enabled in TCP Profile and is associated with the virtual server (of type LB, CS, VPN) or the service configured on NetScaler
nvd
CVE-2024-8534P3HIGHCVSS 8.1≥ 12.1, < 13.1-55.34≥ 14.1, < 14.1-29.722024-11-12
CVE-2024-8534 [HIGH] CWE-119 CVE-2024-8534: Memory safety vulnerability leading to memory corruption and Denial of Service in NetScaler ADC and
Memory safety vulnerability leading to memory corruption and Denial of Service in NetScaler ADC and Gateway if the appliance must be configured as a Gateway (VPN Vserver) with RDP Feature enabled OR the appliance must be configured as a Gateway (VPN Vserver) and RDP Proxy Server Profile is created and set to Gateway (VPN Vserver) OR the appliance must be
nvd
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