CVE-2026-1847 Affecting mongodb package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.24% (16th percentile)

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  • Snyk IDSNYK-UBUNTU1804-MONGODB-15357086
  • published26 Feb 2026
  • disclosed10 Feb 2026

Introduced: 10 Feb 2026

CVE-2026-1847  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:18.04 mongodb.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mongodb package and not the mongodb package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1