CVE-2026-1847 | THREATINT

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.

PUBLISHED Reserved 2026-02-03 | Published 2026-02-10 | Updated 2026-02-10 | Assigner mongodb

HIGH: 7.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

MEDIUM: 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-770 Allocation of Resources Without Limits or Throttling

Product status

Default status

unaffected

8.0 (semver) before 8.0.18

affected

7.0 (semver) before 7.0.29

affected

References

jira.mongodb.org/browse/SERVER-113532

cve.org (CVE-2026-1847)

nvd.nist.gov (CVE-2026-1847)

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