CVE-2026-88779
Memory overflow vulnerability leading to Denial of Service
CVSS Score
0.0
EPSS Score
0.3%
EPSS Percentile
18th
Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before 14.1-73.41 and before 13.1-64.28.
| Vendor | netscaler |
| Product | adc |
| Published | Oct 4, 2026 |
| Last Updated | Oct 5, 2026 |
⚠️ Actively Exploited — Act Now
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Affected Versions
NetScaler / ADC
0 < 14.1-73.41 0 < 13.1-64.28 0 < 14.1-73.41 FIPS 0 < 13.1-37.282
NetScaler / Gateway
0 < 14.1-73.41 0 < 13.1-64.28
References
support.citrix.com: https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697174 community.citrix.com: https://community.citrix.com/techzone-blogs/110_security-updates/understanding-and-addressing-cve-2026-88779-in-citrix-netscaler-adc-and-citrix-netscaler-gateway/ cisa.gov: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-88779