{"id":"CVE-2026-45832","aliases":["EUVD-2026-36483","GHSA-x97m-f58v-9cwg"],"status":"published","title":"All V1 collection-level endpoints in ChromaDB's Python project pass None for the tenant and...","description":"All V1 collection-level endpoints in ChromaDB's Python project pass None for the tenant and database to the authorization layer, allowing attackers to bypass authorization controls by using the V1 endpoints.","severity":{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00284,"percentile":0.21129,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-551","CWE-639"],"published":"2026-06-12T15:11:46Z","modified":"2026-10-28T02:30:55Z","products":[{"vendor":"chroma","product":"chromadb"},{"vendor":"red hat","product":"red hat enterprise linux ai (rhel ai) 3"},{"vendor":"red hat","product":"red hat openshift ai (rhoai)"},{"vendor":"trychroma","product":"chromadb"}],"references":[{"url":"https://www.hiddenlayer.com/sai-security-advisory/2026-06-chromadb-4","tags":["Third Party Advisory","advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-45832","tags":["vdb-entry","x_refsource_REDHAT","advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2488411","tags":["issue-tracking","x_refsource_REDHAT","report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45832.json","tags":["x_sadp-csaf-vex","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45832","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-x97m-f58v-9cwg"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45832.json","tags":["advisory"]},{"url":"https://github.com/chroma-core/chroma","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-45832","description":"All V1 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