CVSS 4.0
9.3 criticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:LMemory overflow in Packet Processing can lead to unpredictable or erroneous behavior or Denial of Service in NetScaler ADC and NetScaler Gateway
Critical (9.3) in citrix netscaler.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:LExplain CVE-2026-120868 for an engineer deciding whether to act. Use https://cve.bz/api/public/cves/CVE-2026-120868?via=ask-ai-copy and https://cve.bz/cve/CVE-2026-120868?via=ask-ai-copy as the source of truth: what is affected and which versions fix it, whether it is in CISA KEV, public exploits, and its EPSS (an internet-wide 30-day estimate of exploitation activity, not a forecast for my systems). If they give no fixed versions, use the CVE record https://cveawg.mitre.org/api/cve/CVE-2026-120868 or the vendor advisory, not third-party mirrors. Tell me how to check whether I am affected and how to verify a fix. Cite the sources and say where they are uncertain.Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this CVE's id and public links.
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| Citrix NetScaler ADC | before 14.1-73.57 |
| Citrix NetScaler ADC | before 13.1-64.39 |
| Citrix NetScaler ADC | before 14.1-73.58 FIPS |
| Citrix NetScaler ADC | before 13.1-37.293 FIPs and NDcPP |
| Citrix NetScaler Gateway | before 14.1-73.57 |
| Citrix NetScaler Gateway | before 13.1-64.39 |