Vulnerability in MongoDB Entity Framework Core Provider
CVE-2026-120567
The MongoDB Entity Framework Core provider does not neutralize special elements when it places a caller-supplied value into a bulk update that is expressed as a databasea result, a value supplied as plain data may be interpreted by the database as expression syntax. A part value through normal application input may causeunintended modification of fields in the records the application is updating, and may cause data already held in those records to be relocated into other fields of the same record.
Published .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-120567?
- CVE-2026-120567 is a medium-severity vulnerability in MongoDB Entity Framework Core Provider, classified under Improper Neutralization of Special Elements in Data Query Logic. CVSS score: 5.4/10. Published 2026-11-03.
- How severe is CVE-2026-120567?
- Medium severity. CVSS v3 base score is 5.4 out of 10.