{"id":"CVE-2025-66959","aliases":["EUVD-2026-3626","GHSA-h73v-mc67-xw25","PYSEC-2026-101"],"status":"published","title":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF...","description":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.05282,"percentile":0.92636,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-400"],"published":"2026-01-21T00:00:00Z","modified":"2026-10-28T02:30:56Z","products":[{"vendor":"ollama","product":"ollama"}],"references":[{"url":"https://github.com/ollama/ollama/issues/9820","tags":["Exploit","Issue Tracking","Vendor Advisory","report"]},{"url":"https://zero.shotlearni.ng/blog/cve-2025-66959panic-dos-via-unchecked-length-in-gguf-decoder-copy/","tags":["Exploit","Third Party Advisory","article","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66959","tags":["advisory"]},{"url":"https://zero.shotlearni.ng/blog/cve-2025-66959panic-dos-via-unchecked-length-in-gguf-decoder-copy"},{"url":"https://github.com/advisories/GHSA-h73v-mc67-xw25"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66959.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-66959","description":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder","status":"published","published":"2026-01-21T00:00:00Z","modified":"2026-01-22T14:41:22.418Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-400","CWE-20"],"updated_at":"2026-11-02T14:32:53.157279Z"}],"euvd":[{"id":"EUVD-2026-3626","description":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder","status":"published","published":"2026-01-21T00:00:00Z","modified":"2026-01-22T14:41:22Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T19:48:48.974823Z"}],"ghsa":[{"id":"GHSA-h73v-mc67-xw25","title":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF...","description":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder","status":"published","published":"2026-01-21T18:30:31Z","modified":"2026-01-22T15:32:39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:05:51.858942Z"}],"nvd":[{"id":"CVE-2025-66959","description":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder","status":"published","published":"2026-01-21T18:16:23.47Z","modified":"2026-06-17T09:57:21.597Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-20","CWE-400"],"updated_at":"2026-11-02T14:11:57.915063Z"}],"osv":[{"id":"CVE-2025-66959","description":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder","status":"published","published":"2026-01-21T00:00:00Z","modified":"2026-10-28T02:30:56.484884493Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:52.202386Z"},{"id":"PYSEC-2026-101","description":"An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder","status":"withdrawn","published":"2026-01-21T18:16:23.47Z","modified":"2026-06-10T12:00:07.103727621Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:54.622769Z"}]}}