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Daily digest of AI security news. Breach disclosures, CVE coverage, regulatory action, and primary-source-only summaries for security teams who can't read every advisory and don't want to.
What Is a Prompt Injection Attack? Definition, Types, and Defenses
A prompt injection attack manipulates an LLM's instruction-following logic to override intended behavior. Ranked OWASP LLM01:2025, it affects chatbots, RAG pipelines, and autonomous AI agents alike.
Anomaly
AI Security Week: May 22, 2026
Google says it caught attackers using an LLM to find a zero-day, peer-reviewed research shows reasoning models can autonomously jailbreak other models, and a look back at the month's AI-infrastructure CVEs. Verify all specifics against primary sources.
AI Security Week: May 18, 2026
A self-propagating npm/PyPI worm sweeps up AI SDKs including Mistral AI and Guardrails AI, two critical RCE classes in the vLLM inference server, and the U.S. CAISI signs frontier-model pre-deployment testing agreements. Verify all specifics against primary sources.
AI Security Week: May 13, 2026
A critical pre-auth SQL injection in LiteLLM lands in CISA's KEV catalog, the EU reaches a provisional deal to delay and reshape the AI Act, and Microsoft details how prompt injection becomes RCE in agent frameworks. Verify all specifics against primary sources.
Trace
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