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THREAT OPS › Threat News › [NVD] CVE-2026-18706 (MEDIUM 6.6) — An issue in MongoDB Server's $graphLookup aggregation stage could allow an authenticated user able to issue aggregation and memory-management commands to cause an internal reference to be used after the underlying memory has been freed. This could result in a server crash or, pot

[NVD] CVE-2026-18706 (MEDIUM 6.6) — An issue in MongoDB Server's $graphLookup aggregation stage could allow an authenticated user able to issue aggregation and memory-management commands to cause an internal reference to be used after the underlying memory has been freed. This could result in a server crash or, pot

mednvdPublished 2026-08-11

CVE-2026-18706 CVSS: 6.6 MEDIUM Published: 2026-08-11T19:17:25.360

An issue in MongoDB Server's $graphLookup aggregation stage could allow an authenticated user able to issue aggregation and memory-management commands to cause an internal reference to be used after the underlying memory has been freed. This could result in a server crash or, potentially, execution of unintended code.

Indicators of compromise

CVE-2026-18706cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-18706