CVE-2026-53597: Prompty is a markdown file format (.prompty) for LLM prompts. From 2.0.0-alpha.1 until 2.0.0-beta.3, the @prompty/core TypeScript loader in runtime/typescript/packages/core/src/core/loader.ts used ...

Added to the CISA Known Exploited Vulnerabilities catalog on 16 Jul 2026. Vendor: AI/ML. Product: LLM.

Prompty is a markdown file format (.prompty) for LLM prompts. From 2.0.0-alpha.1 until 2.0.0-beta.3, the @prompty/core TypeScript loader in runtime/typescript/packages/core/src/core/loader.ts used gray-matter without overriding executable js and javascript frontmatter engines, allowing an attacke...

Required action: Review and patch if applicable to your AI infrastructure.