CVE-2026-71439

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. From version 11.6.0 until 11.16.1, Mermaid Radar Diagrams allow arbitrary large values for the ticks parameter, which can cause high CPU usage and freeze the rendering webpage or JavaScript...

Mermaid radar diagrams are vulnerable to DoS

Impact Mermaid radar diagrams allow arbitrary large values for ticks, which can cause high CPU usage, freezing the webpage/JavaScript process for long periods of time, until the process is eventually killed due to OOM/running out of memory. Proof-of-concept txt radar-beta axis a, b curve c 1, 1...

CVE-2026-71439

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. From version 11.6.0 until 11.16.1, Mermaid Radar Diagrams allow arbitrary large values for the ticks parameter, which can cause high CPU usage and freeze the rendering webpage or JavaScript...

CVE-2026-71439

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. From version 11.6.0 until 11.16.1, Mermaid Radar Diagrams allow arbitrary large values for the ticks parameter, which can cause high CPU usage and freeze the rendering webpage or JavaScript...

CVE-2026-71439

CVE-2026-71439 affects Mermaid, a JavaScript diagram tool. In versions 11.6.0–11.16.1, Mermaid radar diagrams accept arbitrarily large values for the ticks parameter, which can cause high CPU usage and render-time freezes, potentially leading to memory exhaustion. The vulnerability is fixed in Me...