Previously patched Citrix NetScaler flaw exploited in the wild (CVE-2026-8452)

CISA added six new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, including a previously patched Citrix NetScaler ADC and Gateway flaw, tracked as CVE-2026-8452, that is being exploited in the wild. The agency published the alert on August 26 and gave federal agencies until August 29 to remediate it. About CVE-2026-8452 Citrix disclosed the issue on June 30, 2026, describing CVE-2026-8452 as a “memory overflow vulnerability leading to unpredictable or erroneous behavior and denial … More → The post Previously patched Citrix NetScaler flaw exploited in the wild (CVE-2026-8452) appeared first on Help Net Security.