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THREAT OPS › Threat News › [NVD] CVE-2026-18690 (HIGH 8.1) — An issue in MongoDB Server could allow an authenticated user with a limited database-scoped role to perform an action against protected system collections that their assigned privileges should not permit. This could result in critical system collections being dropped and recreate

[NVD] CVE-2026-18690 (HIGH 8.1) — An issue in MongoDB Server could allow an authenticated user with a limited database-scoped role to perform an action against protected system collections that their assigned privileges should not permit. This could result in critical system collections being dropped and recreate

mednvdPublished 2026-08-11

CVE-2026-18690 CVSS: 8.1 HIGH Published: 2026-08-11T19:17:22.757

An issue in MongoDB Server could allow an authenticated user with a limited database-scoped role to perform an action against protected system collections that their assigned privileges should not permit. This could result in critical system collections being dropped and recreated without proper authorization.

Indicators of compromise

CVE-2026-18690cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-18690