CVE-2026-18698
Medium · 5.4CVSS
5.4
EPSS
0.2%
Published
Aug 11, 2026
CISA due date
—
The record
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 should require more specific privileges. This could result in exposure of collection metadata and, on certain deployment configurations, unauthorized modification of system collection data.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
Related vulnerabilities
- CVE-2026-116667 Tanium addressed an improper access controls vulnerability in Discover. CWE-863
- CVE-2026-116661 Tanium addressed an improper access controls vulnerability in Enforce. CWE-863
- CVE-2026-116664 Tanium addressed an improper access controls vulnerability in Discover. CWE-863
- CVE-2026-121541 In Docker Buildx versions v0.19.0 through v0.38.0, an untrusted Bake definition that… CWE-863
- CVE-2026-120930 Incorrect authorization in Blink in Google Chrome prior to 156.0.8078.47 allowed a remote… CWE-863
- CVE-2026-95860 node-opcua is an OPC UA implementation for TypeScript and Node.js. CWE-863
- CVE-2026-121255 Incorrect authorization in Autofill AI in Google Chrome prior to 157.0.8103.38 allowed a… CWE-863
- CVE-2026-121248 Incorrect authorization in API in Google Chrome prior to 157.0.8103.38 allowed a remote… CWE-863