{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-45829", "assignerOrgId": "6f8de1f0-f67e-45a6-b68f-98777fdb759c", "state": "PUBLISHED", "assignerShortName": "HiddenLayer", "dateReserved": "2026-05-13T14:01:39.604Z", "datePublished": "2026-05-18T15:59:22.529Z", "dateUpdated": "2026-07-15T11:47:34.821Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "6f8de1f0-f67e-45a6-b68f-98777fdb759c", "shortName": "HiddenLayer", "dateUpdated": "2026-05-18T15:59:22.529Z" }, "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-94", "description": "CWE-94: Improper Control of Generation of Code ('Code Injection')", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-242", "descriptions": [ { "lang": "en", "value": "CAPEC-242 Code Injection" } ] } ], "affected": [ { "vendor": "Chroma", "product": "ChromaDB", "packageName": "chromadb", "repo": "https://github.com/chroma-core/chroma", "versions": [ { "status": "affected", "version": "1.0.0", "lessThanOrEqual": "*", "versionType": "semver" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "A pre-authentication, code injection vulnerability in version 1.0.0 or later of the ChromaDB Python project allows an unauthenticated attacker to run arbitrary code on the server by sending a malicious model repository and trust_remote_code set to true in theĀ /api/v2/tenants/{tenant}/databases/{db}/collections endpoint.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "A pre-authentication, code injection vulnerability in version 1.0.0 or later of the ChromaDB Python project allows an unauthenticated attacker to run arbitrary code on the server by sending a malicious model repository and trust_remote_code set to true in the /api/v2/tenants/{tenant}/databases/{db}/collections endpoint." } ] } ], "references": [ { "url": "https://www.hiddenlayer.com/research/chromatoast-served-pre-auth" }, { "url": "https://github.com/chroma-core/chroma/issues/6717" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 10, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H" } } ], "credits": [ { "lang": "en", "value": "Esteban Tonglet", "type": "finder" } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.2" } }, "adp": [ { "references": [ { "url": "https://www.hiddenlayer.com/research/chromatoast-served-pre-auth", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-05-19T12:53:10.341013Z", "id": "CVE-2026-45829", "options": [ { "Exploitation": "poc" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-19T12:53:14.537Z" } }, { "affected": [ { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux_ai:3" ], "defaultStatus": "unaffected", "packageName": "rhelai3/bootc-cuda-rhel9", "product": "Red Hat Enterprise Linux AI (RHEL AI) 3", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux_ai:3" ], "defaultStatus": "unaffected", "packageName": "rhelai3/bootc-gaudi-rhel9", "product": "Red Hat Enterprise Linux AI (RHEL AI) 3", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux_ai:3" ], "defaultStatus": "unaffected", "packageName": "rhelai3/bootc-rocm-rhel9", "product": "Red Hat Enterprise Linux AI (RHEL AI) 3", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux_ai:3" ], "defaultStatus": "unaffected", "packageName": "rhelai3/disk-image-cuda-rhel9", "product": "Red Hat Enterprise Linux AI (RHEL AI) 3", "vendor": "Red Hat" } ], "datePublic": "2026-05-18T15:59:22.529Z", "descriptions": [ { "lang": "en", "value": "A flaw was found in the ChromaDB Python project. This pre-authentication code injection vulnerability allows an unauthenticated attacker to execute arbitrary code on the server. The attacker can achieve this by sending a malicious model repository to the /api/v2/tenants/{tenant}/databases/{db}/collections endpoint, provided that trust_remote_code is set to true. This could lead to complete compromise of the affected system." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Critical" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-502", "description": "Deserialization of Untrusted Data", "lang": "en", "type": "CWE" } ] } ], "references": [ { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2026-45829" }, { "name": "RHBZ#2479623", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2479623" }, { "tags": [ "x_sadp-csaf-vex" ], "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45829.json" } ], "timeline": [ { "lang": "en", "time": "2026-05-18T17:00:55.638Z", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2026-05-18T15:59:22.529Z", "value": "Made public." } ], "title": "chromadb: ChromaDB Python Project: Arbitrary code execution via pre-authentication code injection", "x_adpType": "supplier", "x_generator": { "engine": "sadp-cli 1.0.0" }, "providerMetadata": { "orgId": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "shortName": "redhat-SADP", "dateUpdated": "2026-07-15T11:47:34.821Z" } } ] } }