CVE-2026-120868 PUBLISHED

Memory overflow in Packet Processing can lead to unpredictable or erroneous behavior or Denial of Service in NetScaler ADC and NetScaler Gateway

Assigner: NetScaler
Reserved: 03.11.2026 Published: 12.11.2026 Updated: 12.11.2026

Memory overflow in Packet Processing can lead to unpredictable or erroneous behavior or Denial of Service in NetScaler ADC and NetScaler Gateway.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	Low
Attack Complexity	Low	Integrity	High	Integrity	Low
Attack Requirements	None	Availability	High	Availability	Low
Privileges Required	None
User Interaction	None

CVSS 4.0

Vendor	Citrix NetScaler
Product	ADC
Versions	Default: unaffected affected from 0 to 14.1-73.57 (excl.) affected from 0 to 13.1-64.39 (excl.) affected from 0 to 14.1-73.58 FIPS (excl.) affected from 0 to 13.1-37.293 FIPs and NDcPP (excl.)

Vendor	Citrix NetScaler
Product	Gateway
Versions	Default: unaffected affected from 0 to 14.1-73.57 (excl.) affected from 0 to 13.1-64.39 (excl.)