{"id":"CVE-2026-45829","aliases":["EUVD-2026-30779","GHSA-f4j7-r4q5-qw2c","PYSEC-2026-311"],"status":"published","title":"ChromaDB Python project has a pre-authentication code injection vulnerability","description":"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 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3"}],"references":[{"url":"https://www.hiddenlayer.com/research/chromatoast-served-pre-auth","tags":["exploit","web"]},{"url":"https://github.com/chroma-core/chroma/issues/6717","tags":["web"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-45829","tags":["vdb-entry","x_refsource_REDHAT","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2479623","tags":["issue-tracking","x_refsource_REDHAT","web"]},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45829.json","tags":["x_sadp-csaf-vex"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45829","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-f4j7-r4q5-qw2c","tags":["advisory"]},{"url":"https://github.com/chroma-core/chroma","tags":["package"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/chromadb/PYSEC-2026-311.yaml","tags":["web"]},{"url":"https://pypi.org/project/chromadb","tags":["web","package"]}],"sources":{"cve":[{"id":"CVE-2026-45829","description":"A 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