{"id":"CVE-2026-5757","summary":"There exists an unauthenticated remote information disclosure vulnerability in Ollama's model quantization engine","details":"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.","modified":"2026-08-12T03:51:25.004149318Z","published":"2026-06-26T15:15:28.464Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5757.json","unresolved_ranges":[{"extracted_events":[{"introduced":"v0.13.5"},{"last_affected":"v0.13.5"}],"source":"AFFECTED_FIELD"}],"cna_assigner":"certcc"},"references":[{"type":"WEB","url":"https://kb.cert.org/vuls/id/518910"},{"type":"WEB","url":"https://ollama.com"},{"type":"WEB","url":"https://www.kb.cert.org/vuls/id/518910"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5757.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-5757"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ollama/ollama","events":[{"introduced":"0"},{"last_affected":"7325791599409de52534429897481918717a9e85"}],"database_specific":{"cpe":"cpe:2.3:a:ollama:ollama:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"0.13.5"}],"source":"CPE_RANGE"}}],"versions":["v0.13.5-rc1","v0.13.5","v0.13.5-rc0","v0.13.4-rc2","v0.13.4","v0.13.4-rc1","v0.13.4-rc0","v0.13.3","v0.13.3-rc1","v0.13.3-rc0","v0.13.2","v0.13.2-rc2","v0.13.2-rc1","v0.13.2-rc0","v0.13.1","v0.13.1-rc2","v0.13.1-rc1","v0.13.1-rc0","v0.13.0-rc0","v0.13.0","v0.12.11","v0.12.11-rc1","v0.12.11-rc0","v0.12.10-rc1","v0.12.10","v0.12.10-rc0","v0.12.9-rc0","v0.12.9","v0.12.8-rc0","v0.12.8","v0.12.7","v0.12.7-rc1","v0.12.7-rc0","v0.12.6","v0.12.6-rc1","v0.12.6-rc0","v0.12.5-rc0","v0.12.5","v0.12.4","v0.12.4-rc7","v0.12.4-rc6","v0.12.4-rc5","v0.12.4-rc4","v0.12.4-rc3","v0.12.4-rc2","v0.12.4-rc1","v0.12.4-rc0","v0.12.3","v0.12.2-rc0","v0.12.2","v0.12.1-rc2","v0.12.1-rc1","v0.12.1","v0.12.1-rc0","v0.12.0-rc1","v0.12.0","v0.12.0-rc0","v0.11.11-rc3","v0.11.11-rc2","v0.11.11","v0.11.11-rc1","v0.11.11-rc0","v0.11.10","v0.11.9","v0.11.9-rc0","v0.11.8","v0.11.8-rc0","v0.11.7-rc1","v0.11.7-rc0","v0.11.7","v0.11.6-rc0","v0.11.6","v0.11.5-rc5","v0.11.5-rc4","v0.11.5-rc3","v0.11.5","v0.11.5-rc2","v0.11.5-rc1","v0.11.5-rc0","v0.11.4","v0.11.4-rc0","v0.11.3","v0.11.3-rc0","v0.11.2","v0.11.1","v0.10.1","v0.10.0","v0.10.0-rc4","v0.10.0-rc3","v0.10.0-rc2","v0.10.0-rc1","v0.10.0-rc0","v0.9.7-rc1","v0.9.7-rc0","v0.9.6-rc0","v0.9.6","v0.9.6-ci0","v0.9.5","v0.9.4-rc6","v0.9.4-rc5","v0.9.4-rc4","v0.9.4-rc3","v0.9.4","v0.9.4-rc2","v0.9.4-rc1","v0.9.4-rc0","v0.9.3","v0.9.3-rc5","v0.9.3-rc4","v0.9.3-rc3","v0.9.3-rc2","v0.9.3-rc1","v0.9.3-rc0","v0.9.2","v0.9.1","v0.9.1-rc1","v0.9.1-rc0","v0.9.0-rc0","v0.9.0","v0.8.0","v0.8.0-rc0","v0.7.1-rc2","v0.7.1","v0.7.1-rc1","v0.7.1-rc0","v0.7.0","v0.7.0-rc1","v0.7.0-rc0","v0.6.9-rc0","v0.6.8-rc0","v0.6.8","v0.6.7-rc0","v0.6.7","v0.6.7-rc2","v0.6.7-rc1","v0.6.6","v0.6.6-rc2","v0.6.6-rc1","v0.6.6-rc0","v0.6.5-rc1","v0.6.5","v0.6.5-rc0","v0.6.4-rc0","v0.6.4","v0.6.3-rc1","v0.6.3","v0.6.3-rc0","v0.6.2-rc0","v0.6.2","v0.6.1","v0.6.1-rc0","v0.6.0-rc0","v0.6.0","v0.5.14-rc0","v0.5.13","v0.5.13-rc6","v0.5.13-rc5","v0.5.13-rc4","v0.5.13-rc3","v0.5.13-rc2","v0.5.13-rc1","v0.5.13-rc0","v0.5.12","v0.5.12-rc1","v0.5.12-rc0","v0.5.9","v0.5.9-rc0","v0.5.8-rc13","v0.5.8","v0.5.8-rc12","v0.5.8-rc11","v0.5.8-rc10","v0.5.8-rc9","v0.5.8-rc8","v0.5.8-rc7","v0.5.8-rc6","v0.5.8-rc5","v0.5.8-rc4","v0.5.8-rc3","v0.5.8-rc2","v0.5.8-rc1","v0.5.8-rc0","v0.5.7","v0.5.6","v0.5.5","v0.5.5-rc0","v0.5.4","v0.5.3","v0.5.3-rc0","v0.5.2","v0.5.2-rc3","v0.5.2-rc2","v0.5.2-rc1","v0.5.2-rc0","v0.5.1","v0.5.0-rc1","v0.5.0","v0.4.8-rc0","v0.4.7","v0.4.6","v0.4.5","v0.4.4","v0.4.3","v0.4.3-rc0","v0.4.2","v0.4.2-rc1","v0.4.2-rc0","v0.4.1-rc0","v0.4.1","v0.4.0","v0.4.0-rc8","v0.4.0-rc7","v0.4.0-rc6","v0.3.14-rc0","v0.3.14","v0.3.13","v0.3.12","v0.3.12-rc5","v0.3.12-rc4","v0.3.12-rc3","v0.3.12-rc2","v0.3.12-rc1","v0.3.11","v0.3.11-rc4","v0.3.11-rc3","v0.3.11-rc2","v0.3.11-rc1","v0.3.10","v0.3.10-rc1","v0.3.9","v0.3.8","v0.3.7-rc6","v0.3.7","v0.3.7-rc4","v0.3.7-rc5","v0.3.7-rc3","v0.3.7-rc2","v0.3.7-rc1","v0.3.6","v0.3.5","v0.3.4","v0.3.3","v0.3.2","v0.3.1","v0.3.0","v0.2.8","v0.2.8-rc2","v0.2.8-rc1","v0.2.7","v0.2.6","v0.2.5","v0.2.4","v0.2.3","v0.2.2","v0.2.2-rc2","v0.2.2-rc1","v0.2.1","v0.2.0","v0.1.49-rc14","v0.1.49-rc13","v0.1.49-rc12","v0.1.49-rc11","v0.1.49-rc10","v0.1.49-rc9","v0.1.49-rc8","v0.1.49-rc7","v0.1.49-rc6","v0.1.49-rc5","v0.1.49-rc4","v0.1.49-rc3","v0.1.49-rc2","v0.1.49-rc1","v0.1.46","v0.1.48","v0.1.47","v0.1.45-rc5","v0.1.45","v0.1.45-rc4","v0.1.45-rc3","v0.1.45-rc2","v0.1.45-rc1","v0.1.44","v0.1.43","v0.1.42","v0.1.41","v0.1.40","v0.1.40-rc1","v0.1.39","v0.1.39-rc2","v0.1.39-rc1","v0.1.38","v0.1.37","v0.1.36","v0.1.35","v0.1.35-rc1","v0.1.34","v0.1.34-rc1","v0.1.33","v0.1.33-rc7","v0.1.33-rc6","v0.1.33-rc5","v0.1.33-rc4","v0.1.33-rc3","v0.1.33-rc2","v0.1.33-rc1","v0.1.32","v0.1.32-rc2","v0.1.32-rc1","v0.1.30","v0.1.29","v0.1.28","v0.1.27","v0.1.26","v0.1.25","v0.1.24","v0.1.23","v0.1.22","v0.1.21","v0.1.20","v0.1.19","v0.1.18","v0.1.17","v0.1.16","v0.1.15","v0.1.14"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