What is CVE-2026-65315?

CVE-2026-65315 is a high-severity vulnerability in Ollama, classified under CWE-789. CVSS score: 7.5/10. Published 2026-07-21.

How severe is CVE-2026-65315?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Ollama

CVE-2026-65315

Ollama (HEAD f0078ae) contains an uncontrolled memory allocation vulnerability in the GGUF metadata parser that allows remote attackers to crash the server by supplying a crafted GGUF file with attacker-controlled length and count fields i…

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Ollama — versions 0

Weakness classification (CWE)

CWE-789

References

disclosure@vulncheck.com
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-65315?: CVE-2026-65315 is a high-severity vulnerability in Ollama, classified under CWE-789. CVSS score: 7.5/10. Published 2026-07-21.
How severe is CVE-2026-65315?: High severity. CVSS v3 base score is 7.5 out of 10.