Topic

Citrix: news, advisories and analysis

5 articlesUpdated 4 Oct 2026

CyberSecureToday covers Citrix across 5 articles published between 10 Sep 2026 and 4 Oct 2026. The coverage includes 5 vulnerability advisories. 5 advisories are rated critical or high severity, and 3 involve flaws listed in CISA's Known Exploited Vulnerabilities catalog.

Stories on Citrix most often intersect with Active Exploitation, NetScaler ADC and NetScaler Gateway, with Technology, Cloud & SaaS the most affected sector. The most recent story, “Citrix NetScaler SAML Overflow Forces Second Round of ADC and Gateway Upgrades”, was published 4 Oct 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 SAML Overflow Forces Second Round of ADC and Gateway Upgrades
Citrix fixes CVE-2026-88779, a SAML memory overflow that crashes NetScaler ADC and Gateway. Last week's 14.1-73.37 and 13.1-64.23 builds are still vulnerable.
Daniel Okafor4 Oct 20265 min read
$Citrix NetScaler ADC perimeter gateway appliance with fractured glowing binary memory buffers under cybernetic attack$
ThreatsCloud & SaaSCritical
Citrix NetScaler ADC Memory Buffer Flaws Exploited to Breach Perimeter Gateways
Threat actors are actively weaponizing memory buffer overflow and command injection flaws in Citrix NetScaler ADC to breach enterprise perimeter gateways.
Priya Raman2 Oct 20269 min read
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
ThreatsGov & DefenceCritical
Twelve Zero-Days Weaponized in One Week Across Citrix, Cisco and Fortinet
Twelve fresh entries hit the Known Exploited Vulnerabilities catalog, covering Citrix NetScaler, Cisco FMC, Fortinet FortiOS, Adobe Commerce, N-able N-central and Chrome.
Daniel Okafor10 Sep 20266 min read

Latest coverage

Citrix NetScaler SAML Overflow Forces Second Round of ADC and Gateway Upgrades

Citrix NetScaler ADC Memory Buffer Flaws Exploited to Breach Perimeter Gateways

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

Twelve Zero-Days Weaponized in One Week Across Citrix, Cisco and Fortinet