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CVE-2026-1847

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CVE-2026-1847

Published: Feb 10, 2026

Modified: Feb 10, 2026

PUBLISHED

CVSS v3.1

6.5

MEDIUM

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.

VendorProductVersions

MongoDB Inc

MongoDB Server

affected
8.0 - < 8.0.18
affected
7.0 - < 7.0.29

Weaknesses (CWE)

CWE-770

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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