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High 7.5Published Jan 21, 2026
CVE-2025-66959An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder
Updated under an hour ago ()
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An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder
- CVSS
- 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-20, CWE-400
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
ollama ollama ollama:ollama | 0.12.10 | NVD |
References
- https://github.com/ollama/ollama/issues/9820exploit, issue-tracking, vendor-advisory
- https://zero.shotlearni.ng/blog/cve-2025-66959panic-dos-via-unchecked-length-in-gguf-decoder-copy/exploit, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.