CVE-2026-93761
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.
- Published Sep 18, 2026
- CVSS 8.7 high
- 0.5% chance of exploitation in the next 30 days (EPSS)