{"id":"BIT-mongodb-2026-13059","summary":"Improper Validation of Client-Supplied Command Parameters Allowing Role-Based Access Control Bypass","details":"An authenticated user with low privileges may be able to perform unauthorized reads and writes on data protected by role-based query-level access controls, due to insufficient validation of certain client-supplied command parameters. The issue affects find, update, delete, and aggregate commands in non-apiStrict configurations.","aliases":["CVE-2026-13059"],"modified":"2026-09-08T08:48:14.383529359Z","published":"2026-08-17T05:49:24.559Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*"]},"references":[{"type":"ADVISORY","url":"https://jira.mongodb.org/browse/SERVER-128433"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13059"}],"affected":[{"package":{"name":"mongodb","ecosystem":"Bitnami","purl":"pkg:bitnami/mongodb"},"ranges":[{"type":"SEMVER","events":[{"introduced":"7.0.0"},{"fixed":"7.0.39"},{"introduced":"8.0.0"},{"fixed":"8.0.28"},{"introduced":"8.2.0"},{"fixed":"8.2.12"},{"introduced":"8.3.0"},{"fixed":"8.3.7"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/mongodb/BIT-mongodb-2026-13059.json"},"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}],"schema_version":"1.9.0"}