Patch Forecast
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CVE-2026-88778

Predictable exact value from previous values vulnerability in Citrix NetScaler ADC and Citrix…

Risk score
66/100
CVSS
7.5 v3.1
Exploit chance (30 days)
0.4%
Published
27 Sep 2026

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What to know

What it is
Predictable exact value from previous values vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23.
Affected
Citrix Netscaler Application Delivery Controller before 14.1, 13.1, 13.1.37.279
Fix
Upgrade Citrix Netscaler Application Delivery Controller to 14.1, 13.1 or 13.1.37.279 (whichever matches your release line), or later.
Exploitation
No known exploitation

Why it is Amber

  • CVSS 7.5 high
  • Remotely exploitable without logging in
  • On your watchlist: citrix

References

Original description

Predictable exact value from previous values vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23.

Last activity 27 Sep 2026. Patch Forecast updates every hour.