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Vulnerability · Published Nov 11, 2025 · Assigned by Citrix

CVE-2025-12101Cross-Site Scripting (XSS)

Medium 5.9

In plain English

A medium-severity cross-site scripting in ADC from NetScaler. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 26.2% (higher than 98% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei, public proof-of-concept code.

Severity (CVSS 4.0)5.9Medium
Exploit odds (30 days)26.2%top 2.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling2Nuclei, Public PoC

Official description

Cross-Site Scripting (XSS) in NetScaler ADC and NetScaler Gateway when the appliance is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server

Affected products (as reported)

VendorProductVersions
NetScaler ADC 14.1 – before 56.7313.1 – before 60.3213.1-FIPS and NDcPP – before 37.25012.1-FIPS and NDcPP – before 55.333
NetScaler Gateway 14.1 – before 56.7313.1 – before 60.3213.1-FIPS and NDcPP – before 37.25012.1-FIPS and NDcPP – before 55.333

Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L

References