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CVE-2026-93761 Details

Description

An inefficient regular expression complexity issue in the in-memory query evaluation component of the Mongoid library may allow an unauthenticated party to cause excessive processing within an embedding application process. Applications that place user-supplied text into a pattern-matching query condition on an embedded association may become unresponsive.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://jira.mongodb.org/browse/MONGOID-5981	[email protected]	Permissions Required

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-1333	Inefficient Regular Expression Complexity	[email protected]

Affected Products

Product	Versions
mongodb mongoid	>= 8.0.0, < 8.0.13 >= 8.1.0, < 8.1.13 >= 9.0.0, < 9.0.12 9.1.0
CPE cpe:2.3:a:mongodb:mongoid:::::::: cpe:2.3:a:mongodb:mongoid:9.1.0:::::::* Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Sep 24, 2026	Initial Analysis	[email protected]
Sep 19, 2026	CVE Modified	CISA-ADP
Sep 18, 2026	New CVE Received	[email protected]