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01 Record

CVE-2026-120868

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

CriticalPUBLISHEDCNA: NetScaler
CNA base score9.3 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L

02 Description

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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
Not scored by EPSS
EPSS percentile
Not scored by EPSS
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Not recorded
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-11-12 23:39Z26 MIN AGO
Last updated
2026-11-12 23:39Z26 MIN AGO
Reserved
2026-11-03
Assigning CNA
NetScaler
Record state
PUBLISHED
Severity
Critical (CVSS 9.3)
CNA 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
Weaknesses
No CWE assigned
Data version
5.2
Document digest
5814377897d14964aa0ee94ef4fee54537514c4fa99bca1aea492268e323546e

05 Affected products

VendorProductVersionsPlatforms
Citrix NetScalerADC0 to < 14.1-73.57, 0 to < 13.1-64.39, 0 to < 14.1-73.58 FIPS, 0 to < 13.1-37.293 FIPs and NDcPP—
Citrix NetScalerGateway0 to < 14.1-73.57, 0 to < 13.1-64.39—

06 References