Citrix: community verdicts
29 notable / known-exploited Citrix CVEs the community has triaged.
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| Year published | CVEs | In CISA KEV |
|---|---|---|
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 5 | 5 |
| 2020 | 3 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 3 | 3 |
| 2024 | 5 | 4 |
| 2025 | 3 | 3 |
| 2026 | 7 | 6 |
Exploitation first, with newly exploited CVEs rising above old ones
- CVE-2026-88771CRIT 9.8KEVEPSS 82%
Improper input validation vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 leading to an unauthenticated attacker to execute arbitrary commands.
- CVE-2026-88772HIGH 8.1KEVEPSS 78%
Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 leading to Remote Code Execution or Denial of Service
- CVE-2026-19490CRIT 9.8KEVEPSS 33%
Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: from 14.1 through 73.32 and from 13.1 through 63.21; Gateway: from 14.1 through 73.32 and from 13.1 through 63.21.
- CVE-2026-3055CRIT 9.8KEVEPSS 91%
Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread
- CVE-2026-88779HIGH 7.5KEVEPSS 11%
Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before 14.1-73.41 and before 13.1-64.28.
- CVE-2026-8452CRIT 9.8KEVEPSS 1%
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
- CVE-2025-5777HIGH 7.5KEVEPSS 100%
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
- CVE-2023-3519CRIT 9.8KEVEPSS 100%
Unauthenticated remote code execution
- CVE-2023-4966CRIT 9.4KEVEPSS 100%
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.
- CVE-2019-19781CRIT 9.8KEVEPSS 100%
An issue was discovered in Citrix Application Delivery Controller (ADC) and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0. They allow Directory Traversal.
- CVE-2023-24489CRIT 9.8KEVEPSS 97%
A vulnerability has been discovered in the customer-managed ShareFile storage zones controller which, if exploited, could allow an unauthenticated attacker to remotely compromise the customer-managed ShareFile storage zones controller.
- CVE-2019-12989CRIT 9.8KEVEPSS 95%
Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 allow SQL Injection.
- CVE-2020-8193MED 6.5KEVEPSS 88%
Improper access control in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 allows unauthenticated access to certain URL endpoints.
- CVE-2017-6316CRIT 9.8KEVEPSS 73%
Citrix NetScaler SD-WAN devices through v9.1.2.26.561201 allow remote attackers to execute arbitrary shell commands as root via a CGISESSID cookie. On CloudBridge (the former name of NetScaler SD-WAN) devices, the cookie name was CAKEPHP rather than CGISESSID.
- CVE-2019-12991HIGH 8.8KEVEPSS 74%
Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 have Improper Input Validation (issue 5 of 6).
- CVE-2023-6549HIGH 8.2KEVEPSS 58%
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
- CVE-2021-22941CRIT 9.8KEVEPSS 54%
Improper Access Control in Citrix ShareFile storage zones controller before 5.11.20 may allow an unauthenticated attacker to remotely compromise the storage zones controller.
- CVE-2025-7775CRIT 9.8KEVEPSS 21%
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 or HTTP_QUIC) bound with IPv6 services or servicegroups bound with IPv6 servers (OR) NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with DBS IPv6 services or servicegroups bound with IPv6 DBS servers (OR) CR virtual server with type HDX
- CVE-2024-8069HIGH 8KEVEPSS 21%
Limited remote code execution with privilege of a NetworkService Account access in Citrix Session Recording if the attacker is an authenticated user on the same intranet as the session recording server
- CVE-2025-6543CRIT 9.8KEVEPSS 10%
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
- CVE-2019-13608HIGH 7.5KEVEPSS 30%
Citrix StoreFront Server before 1903, 7.15 LTSR before CU4 (3.12.4000), and 7.6 LTSR before CU8 (3.0.8000) allows XXE attacks.
- CVE-2020-8195MED 6.5KEVEPSS 33%
Improper input validation in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 resulting in limited information disclosure to low privileged users.
- CVE-2024-8068HIGH 8KEVEPSS 3%
Privilege escalation to NetworkService Account access in Citrix Session Recording when an attacker is an authenticated user in the same Windows Active Directory domain as the session recording server domain
- CVE-2019-11634CRIT 9.8KEVEPSS 8%
Citrix Workspace App before 1904 for Windows has Incorrect Access Control.
- CVE-2022-27518CRIT 9.8KEVEPSS 7%
Unauthenticated remote arbitrary code execution
- CVE-2020-8196MED 4.3KEVEPSS 26%
Improper access control in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 resulting in limited information disclosure to low privileged users.
- CVE-2023-6548MED 5.5KEVEPSS 3%
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.
- CVE-2026-8451HIGH 7.5Real · low riskEPSS 1%
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
- CVE-2024-6235HIGH 8.8EPSS 21%
Sensitive information disclosure in NetScaler Console