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Vulnerabilities & PatchesEmerging1 sourceAug 26, 2026 · 12:00via CISA Alerts

CISA Adds Six Known Exploited Vulnerabilities to Catalog

Brief

CISA has added six new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation.

  • CVE-2015-3246 Red Hat Libuser Race Condition Vulnerability
  • CVE-2015-5287 Red Hat Automatic Bug Reporting Tool Privilege Escalation Vulnerability
  • CVE-2019-1068 Microsoft SQL Server Remote Code Execution Vulnerability
  • CVE-2021-23758 Ajax.NET Professional Deserialization of Untrusted Data Vulnerability
  • CVE-2022-0995 Linux Kernel Out-of-Bounds Write Vulnerability
  • CVE-2026-8452 Citrix NetScaler ADC and NetScaler Gateway Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability

These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise.

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