As cited
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vulnerabilities
Critical Citrix NetScaler auth bypass now leveraged in attacks
Attackers actively exploit CVE-2026-19490, a critical authentication bypass vulnerability in Citrix NetScaler, according to Previdian vulnerability intelligence. The flaw carries a CVSS score of 9.3 and is now featured on the Known Exploited Vulnerabilities (KEV) catalog.
Why it matters: Organizations running Citrix NetScaler should prioritize patching this vulnerability immediately, as it is actively exploited and allows unauthenticated access to critical systems.
- Source published
- First seen by Cybersecurity Tracker
Source attribution
Correction
Correction recorded as of .
vulnerabilities
Critical Citrix NetScaler auth bypass now leveraged in attacks
Attackers actively exploit CVE-2026-19490, a critical authentication bypass vulnerability in Citrix NetScaler, according to Previdian vulnerability intelligence. The flaw carries a CVSS score of 9.3 and is now featured on the Known Exploited Vulnerabilities (KEV) catalog.
Why it matters: Organizations running Citrix NetScaler should prioritize patching this vulnerability immediately, as it is actively exploited and allows unauthenticated access to critical systems.
- Source published
- First seen by Cybersecurity Tracker
Source attribution
Correction
Correction recorded as of .
vulnerabilities
Critical Citrix NetScaler auth bypass now leveraged in attacks
Attackers are actively exploiting CVE-2026-19490, a critical authentication bypass vulnerability in Citrix NetScaler, according to vulnerability intelligence reporting. The flaw carries a CVSS score of 9.3 and is tracked on the Known Exploited Vulnerabilities (KEV) catalog.
Why it matters: Organizations running Citrix NetScaler are at immediate risk from active exploitation; prioritize patching or implementing compensating controls to prevent unauthorized access.
- Source published
- First seen by Cybersecurity Tracker