SEPTEMBER 13, 2026
Live Feed
Back to database
Case File

CVE-2026-15685

HIGH · CVSS 7.5 EPSS 0.39% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-07-13 · Last synced 2026-08-12

CyberRota Analysis

AI-Generated

The vulnerability in the downloadBlob function of Ollama allows remote attackers to exploit improper validation of user-supplied data, leading to a denial-of-service condition. This issue can be triggered without authentication, making it particularly critical for organizations using affected installations. All users of Ollama should prioritize patching to mitigate the risk of service disruption.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-15685
Severity
HIGH
CVSS
7.5
EPSS
0.39%

Original NVD Description

Ollama downloadBlob Improper Validation of Array Index Denial-of-Service Vulnerability. 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 specific flaw exists within the downloadBlob function. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated array. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-27277.

Related CVEs

Other vulnerabilities affecting the same vendor(s)