Live › vulnerability › CVE-2026-3055
Go to dashboardCitrix NetScaler ADC and NetScaler Gateway contain an out-of-bounds read flaw when configured as a SAML identity provider. An attacker can read memory beyond the intended buffer, which can expose sensitive data held in the appliance's memory.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 5h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Citrix NetScaler | vendor | – | – |
| citrix netscaler application delivery controller | vendor | >= 13.1, < 13.1-37.262 | 13.1-37.262 |
| citrix netscaler application delivery controller | vendor | >= 13.1, < 13.1-62.23 | 13.1-62.23 |
| citrix netscaler application delivery controller | vendor | >= 14.1, < 14.1-60.58 | 14.1-60.58 |
| citrix netscaler gateway | vendor | >= 13.1, < 13.1-62.23 |
| 13.1-62.23 |
| citrix netscaler gateway | vendor | >= 14.1, < 14.1-60.58 | 14.1-60.58 |
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Citrix NetScaler ADC (formerly Citrix ADC), NetScaler Gateway (formerly Citrix Gateway) and NetScaler ADC FIPS and NDcPP contain an out-of-bounds reads vulnerability when configured as a SAML IDP leading to memory overread.
CISA 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.
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