CVE-2026-93761 — HIGH (7.5)

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Related Weaknesses (CWE)

CWE-1333

References

https://jira.mongodb.org/browse/MONGOID-5981

FAQ

What is CVE-2026-93761?

CVE-2026-93761 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 embeddi...

How severe is CVE-2026-93761?

CVE-2026-93761 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-93761?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.