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.
Published: 2026-09-08
Score: 6 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
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Remediation

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History

Tue, 08 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
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.
Title Use-After-Free in MongoDB Server Cursor Management Component Leads to Denial of Service
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: mongodb

Published:

Updated: 2026-09-08T16:12:23.900Z

Reserved: 2026-08-27T22:52:19.939Z

Link: CVE-2026-82063

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-08T17:18:35.107

Modified: 2026-09-08T17:18:35.107

Link: CVE-2026-82063

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses