CVE-2026-5757

Severity CVSS v4.0:

Pending analysis

Type:

CWE-125 Out-of-bounds Read

Publication date:

26/06/2026

Last modified:

29/06/2026

Description

Unauthenticated remote information disclosure vulnerability in Ollama&#39;s model quantization engine allows an attacker to read and exfiltrate the server&#39;s heap memory, potentially leading to sensitive data exposure, further compromise, and stealthy persistence.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None