{"id":"CVE-2026-9741","aliases":["BIT-mongodb-2026-9741","EUVD-2026-35859","GHSA-jp8p-fq38-v738","UBUNTU-CVE-2026-9741"],"status":"published","title":"Client side encryption fails to encrypt values in a $vectorSearch","description":"A bug in query analysis processing of the $vectorSearch aggregation stage for Queryable Encryption (QE) or Client-Side Field Level Encryption (CSFLE)  results in literal values for encrypted fields within the $vectorSearch stage filter expressions to be sent to the server as plaintext instead of 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server"},{"vendor":"mongodb, inc.","product":"mongodb server"}],"references":[{"url":"https://jira.mongodb.org/browse/SERVER-123507","tags":["Patch","Vendor Advisory","Issue Tracking","advisory","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-9741","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-jp8p-fq38-v738"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9741.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-9741","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-9741","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-9741","title":"Client side encryption fails to encrypt values in a $vectorSearch","description":"A bug in query analysis processing of the $vectorSearch aggregation stage for Queryable Encryption (QE) or Client-Side Field Level Encryption (CSFLE)  results in literal values for encrypted fields within the $vectorSearch stage filter expressions to be 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ciphertext.","status":"published","published":"2026-06-09T21:56:01.111Z","modified":"2026-10-28T11:01:39.72741985Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T15:45:21.262447Z"},{"id":"UBUNTU-CVE-2026-9741","description":"A bug in query analysis processing of the $vectorSearch aggregation stage for Queryable Encryption (QE) or Client-Side Field Level Encryption (CSFLE)  results in literal values for encrypted fields within the $vectorSearch stage filter expressions to be sent to the server as plaintext instead of ciphertext.","status":"published","published":"2026-06-09T23:17:00Z","modified":"2026-06-12T09:04:22.59638806Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"},{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T16:57:48.647391Z"},{"id":"BIT-mongodb-2026-9741","title":"Client side encryption fails to encrypt values in a $vectorSearch","description":"A bug in query analysis processing of the $vectorSearch aggregation stage for Queryable Encryption (QE) or Client-Side Field Level Encryption (CSFLE)  results in literal values for encrypted fields within the $vectorSearch stage filter expressions to be sent to the server as plaintext instead of ciphertext.","status":"published","published":"2026-06-22T05:47:13.964Z","modified":"2026-09-08T08:48:14.553697209Z","updated_at":"2026-11-02T15:28:33.469426Z"}]}}