CVE-2026-18697 in MongoDB

Résumé

par MITRE • 11/08/2026

An issue in MongoDB Server's aggregation framework could allow an unauthenticated party to cause a mongos (router) process to terminate unexpectedly by submitting a specially formed aggregation command. This could result in a denial of service, disrupting client connections routed through the affected mongos instance.

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• Responsable: Mongodb
• Réserver: 03/08/2026
• Divulgation: 11/08/2026
• Modérer: accepté
• Entrée: VDB-388453
• CPE: prêt
• CWE: CWE-404 (confirmé)
• CVSS: 5.3 (VulDB)
• EPSS: 0.00000
• KEV: non
• Activités: très faible
• Secteur: Agriculture, Chemical, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-18697
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-18697
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-18697/