VULNERABILITY INTELLIGENCE

CVE-2026-18688

CVSS score7.1 HIGH
EPSS probability0.40%
CISA KEVNot currently listed
Published2026-08-11
Last modified2026-10-23
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

Description

An issue in MongoDB Server's aggregation framework could allow an authenticated user to trigger an out-of-bounds memory read by providing a specially formed numeric parameter in a certain aggregation pipeline stage. This could result in a server crash (denial of service) and may potentially expose a limited amount of memory contents.

Weakness classification

  • cna@mongodb.com: CWE-125

Primary references