What’s Vulnerable › Vulnerabilities

CVE-2025-66960

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-21 · updated 2026-06-17
• Weakness: CWE-20

Description

An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the fs/ggml/gguf.go, function readGGUFV1String reads a string length from untrusted GGUF metadata

Affected products

• Ollama: 0.12.10

References

• https://github.com/ollama/ollama/issues/9820
• https://zero.shotlearni.ng/blog/cve-2025-66960guf-v1-string-length-cause-panic-in-readggufv1string/

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