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CVE-2026-9753

MongoDB

Description

The $_internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $_internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command.

CVSS 8.1EPSS 0.298%Risk 0.83
View source
Published
2026-06-09 23:17:04
Affected versions
unknown
Type
Critical software
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H