CISA Adds Four Actively Exploited Flaws to Its Catalog

CISA said on September 8, 2026 that it added four vulnerabilities to its catalog of flaws seen being actively exploited [1]. Days earlier, on September 4, the agency added one such vulnerability [2]. CISA cited Binding Operational Directive 26-04, which sets vulnerability management rules for Federal Civilian Executive Branch agencies and directs them to move quickly on high-risk flaws identified by CVE listings [1][2].

Sources

1. cisa.gov · CISA Adds Four Known Exploited Vulnerabilities to Catalog Sep 8, 2026
2. cisa.gov · CISA Adds One Known Exploited Vulnerability to Catalog Sep 4, 2026
3. cisa.gov · CISA, NSA and FBI Warn of China-Based AI Companies Targeting US AI Models with Industrial-Scale Knowledge Distillation Campaigns to Shortcut AI Development Sep 8, 2026
4. bbc.co.uk · Anthropic safety researcher says more than 10% chance AI 'could kill all humans' Sep 9, 2026
5. axios.com · OpenAI is begging for someone to slow the AI race Sep 9, 2026
6. cnbc.com · Anthropic researcher says AI has more than 10% chance of 'killing all humans' after colleague quits Sep 9, 2026

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