> ZDI-26-403: (0Day) Ollama downloadBlob Improper Validation of Array Index Denial-of-Service Vulnerability
[DATE: 08/07/2026 05:00]
[LANGUAGE: EN]
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Ollama. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5.