Threat actors began exploiting a critical Citrix NetScaler vulnerability within 24 hours of public disclosure, according to telemetry from Lupovis decoy infrastructure. The activity targeted NetScaler appliances configured as SAML Identity Providers and predates the flaw’s inclusion in the CISA Known Exploited Vulnerabilities (KEV) catalog. CVE-2026-8451 is the latest entry in the CitrixBleed lineage of […]
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