MongoDBCVE-2026-93762
MongoDB Mongoid: unsafe reflection
Critical9.2CVE-2026-93762 · Published Sep 18, 2026 · updated Sep 24, 2026
Mongoid contains an unsafe reflection weakness in the query path used for embedded documents. An application that passes an externally supplied field name to certain in-memory query methods may allow an unauthenticated party to obtain unintended disclosure of stored document data and to permanently remove stored records.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Mongoid Product | <= 9.1.0 | No fix yet |
| >= 9.0.0, <= 9.0.11 | No fix yet | |
| >= 8.1.0, <= 8.1.12 | No fix yet | |
| >= 8.0.0, <= 8.0.12 | No fix yet |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/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
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-470
More MongoDB advisories
All MongoDB| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 18 | MongoDB Mongoid: information disclosure | High7.1 | No fix yet |
| Sep 18 | MongoDB Mongoid: cleartext storage | High7.1 | No fix yet |
| Sep 18 | MongoDB Mongoid: code injection | High8.8 | No fix yet |
| Sep 18 | Mongoid does not restrict | High8.3 | No fix yet |
| Sep 18 | MongoDB Mongoid: regular expression denial of service | High8.7 | No fix yet |
| Sep 18 | MongoDB Mongoid: insecure direct object reference | High8.6 | No fix yet |