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CVE-2026-18704

Description

An issue in MongoDB Server-s aggregation framework could allow an authenticated user with only read privileges to perform write operations against collections they should not be able to modify. This is due to an internal-use aggregation stage being reachable by external clients without an appropriate authorization check on its embedded operations.

CVSS 6.5EPSS 0%Risk 0.65
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Published
2026-08-11 19:17:25
Last modified
2026-08-11 21:17:33
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N