CVE-2026-82063

MEDIUMCVSS 5.3

Description

A use-after-free security issue in the cursor management component of MongoDB Server allows an authenticated user to cause a denial of service. Under specific timing conditions during cursor operations, a stale pointer to a freed resource may be retained and subsequently dereferenced during cursor cleanup, leading to a server process crash.

Timeline

Published:September 8th, 2026 5:18 PM

Last modified:September 8th, 2026 7:07 PM

CVSS Scoring

CVSS v3: 5.3 (MEDIUM)

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

Weaknesses (CWE)

CWE-416

References & Reports

Advisories, patches, and third-party reports

https://jira.mongodb.org/browse/SERVER-131870

Source: NIST NVD · Data may lag official sources by up to one minute