Inserting certain large documents into a replica set could lead to replica set secondaries not being able to fetch the oplog from the primary. This could stall replication inside the replica set leading to server crash.

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History

Tue, 10 Feb 2026 21:45:00 +0000

Type Values Removed Values Added
First Time appeared Mongodb
Mongodb mongodb
Vendors & Products Mongodb
Mongodb mongodb

Tue, 10 Feb 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 10 Feb 2026 18:45:00 +0000

Type Values Removed Values Added
Description Inserting certain large documents into a replica set could lead to replica set secondaries not being able to fetch the oplog from the primary. This could stall replication inside the replica set leading to server crash.
Title MongoDB Server may crash when inserting large documents
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mongodb

Published:

Updated: 2026-02-10T20:12:18.968Z

Reserved: 2026-02-03T18:21:50.648Z

Link: CVE-2026-1847

cve-icon Vulnrichment

Updated: 2026-02-10T20:11:58.477Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-10T19:15:51.160

Modified: 2026-02-10T21:51:48.077

Link: CVE-2026-1847

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-10T21:33:27Z

Weaknesses