What’s Vulnerable › Vulnerabilities

CVE-2026-5757: There exists an unauthenticated remote information disclosure vulnerability in Ollama's model quantization engine

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-26 · updated 2026-10-25
• Weakness: CWE-125

Description

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

Affected products

• Ollama: through 0.13.5

References

• https://kb.cert.org/vuls/id/518910
• https://ollama.com
• https://www.kb.cert.org/vuls/id/518910

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