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CVE-2026-18691: mongodb from 7.0.0 (inclusive), before 7.0.40 (exclusive), from 8.0.0 (inclusive), before 8.0.29 (exclusive), from…
CVE-2026-18691. CVSS 3.1 base score 8.8 (HIGH, Vendor/CNA). EPSS 0.00355 (percentile 0.28024), scored 22-Oct-2026.
Affected technology
mongodb · from 7.0.0 (inclusive), before 7.0.40 (exclusive)
mongodb
mongodb · from 8.0.0 (inclusive), before 8.0.29 (exclusive)
mongodb
mongodb · from 8.2.0 (inclusive), through 8.2.12 (inclusive)
mongodb
mongodb · from 8.3.0 (inclusive), before 8.3.8 (exclusive)
mongodb
mongodb · 9.0.0 · update alpha0
mongodb
mongodb · 9.0.0 · update alpha1
mongodb
mongodb · 9.1.0 · update alpha0
mongodb
MongoDB Server · 8.3.0 to before 8.3.8, 8.0 to before 8.0.29, 7.0 to before 7.0.40
MongoDB
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Adjacent network · No privileges required · No user interaction required
What an attacker can do
Vendor/CNA’s CVSS 4.0 assessment (base score 9.0/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-757
- CCR priority
- 35.3 /100 (P4)
- CVSS 3.1
- 8.8 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
- EPSS
- 0.00355 · percentile 0.28024 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-18691.html