{"id":"CVE-2026-111237","state":"PUBLISHED","title":"Ultralytics FastSAM AutoBackend Model Loading autobackend.py session.get_modelmeta.custom_metadata_map eval injection","description":"A weakness has been identified in Ultralytics FastSAM up to b4ed20c2fed75eadc5aa7d8b09fedd137b873b52. This affects the function session.get_modelmeta.custom_metadata_map of the file ultralytics/nn/autobackend.py of the component AutoBackend Model Loading. This manipulation of the argument imgsz/names/kpt_shape causes improper neutralization of directives in dynamically evaluated code. The attack requires local access. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The project was informed of the problem early through an issue report but has not responded yet.","publishedAt":"2026-10-16T01:00:18.557Z","updatedAt":"2026-10-21T02:01:19.191Z","severity":{"score":4.8,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","source":"VulDB"},"assigner":"VulDB","products":["Ultralytics FastSAM"],"affected":[{"vendor":"Ultralytics","product":"FastSAM","versions":[{"version":"b4ed20c2fed75eadc5aa7d8b09fedd137b873b52","status":"affected"}],"cpes":["cpe:2.3:a:ultralytics:fastsam:*:*:*:*:*:*:*:*"],"modules":["AutoBackend Model Loading"]}],"references":["https://vuldb.com/vuln/420764","https://vuldb.com/vuln/420764/cti","https://vuldb.com/cve/CVE-2026-111237","https://vuldb.com/submit/1004882","https://github.com/CASIA-LMC-Lab/FastSAM/issues/288"],"weaknesses":["CWE-95","CWE-94"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/111xxx/CVE-2026-111237.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-111237","state":"PUBLISHED","datePublished":"2026-10-16T01:00:18.557Z","dateUpdated":"2026-10-21T02:01:19.191Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-10-15T18:25:36.595Z"},"containers":{"cna":{"title":"Ultralytics FastSAM AutoBackend Model Loading autobackend.py session.get_modelmeta.custom_metadata_map eval injection","descriptions":[{"lang":"en","value":"A weakness has been identified in Ultralytics FastSAM up to b4ed20c2fed75eadc5aa7d8b09fedd137b873b52. This affects the function session.get_modelmeta.custom_metadata_map of the file ultralytics/nn/autobackend.py of the component AutoBackend Model Loading. This manipulation of the argument imgsz/names/kpt_shape causes improper neutralization of directives in dynamically evaluated code. The attack requires local access. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The project was informed of the problem early through an issue report but has not responded yet."}],"affected":[{"vendor":"Ultralytics","product":"FastSAM","versions":[{"version":"b4ed20c2fed75eadc5aa7d8b09fedd137b873b52","status":"affected"}],"cpes":["cpe:2.3:a:ultralytics:fastsam:*:*:*:*:*:*:*:*"],"modules":["AutoBackend Model Loading"]}],"references":[{"url":"https://vuldb.com/vuln/420764","name":"VDB-420764 | Ultralytics FastSAM AutoBackend Model Loading autobackend.py session.get_modelmeta.custom_metadata_map eval injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/420764/cti","name":"VDB-420764 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-111237","name":"CVE-2026-111237 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/1004882","name":"Submit #1004882 | CASIA-LMC-Lab FastSAM up to main commit b4ed20c2fed75eadc5aa7d8b09fedd137b873b52 (vendors ultralytics 8.0.120) Code Injection","tags":["third-party-advisory"]},{"url":"https://github.com/CASIA-LMC-Lab/FastSAM/issues/288","tags":["issue-tracking"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":4.8,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":5.3,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":5.3,"vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":4.3,"vectorString":"AV:L/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-95","type":"CWE","lang":"en","description":"Improper Neutralization of Directives in Dynamically Evaluated Code"}]},{"descriptions":[{"cweId":"CWE-94","type":"CWE","lang":"en","description":"Code Injection"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-10-16T01:00:18.557Z"},"timeline":[{"time":"2026-10-15T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-10-15T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-10-15T20:30:47.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"Dem00000 (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"x_generator":["VulDB PVTS v202610"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-21T02:01:09.205845Z","id":"CVE-2026-111237","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-21T02:01:19.191Z"}}]}}}