Topic

NetScaler: news, advisories and analysis

2 articlesUpdated 15 Sep 2026

CyberSecureToday covers NetScaler across 2 articles published between 14 Sep 2026 and 15 Sep 2026. The coverage includes 2 vulnerability advisories. 2 advisories are rated critical or high severity, and 2 involve flaws listed in CISA's Known Exploited Vulnerabilities catalog.

Stories on NetScaler most often intersect with Citrix, Active Exploitation and Denial of Service, with Technology, Cloud & SaaS the most affected sector. The most recent story, “Citrix NetScaler Gateway Memory Buffer Overflow Exploited in Active Attacks”, was published 15 Sep 2026. Every article is listed below, newest first, with the affected products, severity and remediation guidance in each piece.

Citrix NetScaler advisory hub: severity, KEV status and fixes in one table

Latest coverage

ThreatsCloud & SaaSHigh
Citrix NetScaler Gateway Memory Buffer Overflow Exploited in Active Attacks
CISA issued a binding directive on CVE-2026-8452, a high-severity memory buffer vulnerability in Citrix NetScaler ADC and Gateway appliances triggering perimeter denial of service.
Priya Raman15 Sep 20267 min read
ThreatsCloud & SaaSCritical
Citrix NetScaler CVSS 9.3 authentication bypass CVE-2026-19490 under active in-the-wild exploitation
CISA and threat researchers warn that CVE-2026-19490 in Citrix NetScaler ADC and Gateway is under active exploitation, granting unauthenticated access to perimeter gateways.
Daniel Okafor14 Sep 20266 min read

Latest coverage

Citrix NetScaler Gateway Memory Buffer Overflow Exploited in Active Attacks

Citrix NetScaler CVSS 9.3 authentication bypass CVE-2026-19490 under active in-the-wild exploitation