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CVE-2026-13056

MEDIUM
6.5
CVSS 3.1
Description
Using expressions that generate large arrays it is possible to craft a query that creates very large intermediate objects in memory, causing the server to crash with OOM error.

Metadata

CVE ID
CVE-2026-13056
State
PUBLISHED
Assigner
mongodb
Reserved
2026-06-23 17:59 UTC
Published
2026-07-22 19:22 UTC
Last updated
2026-07-22 19:22 UTC
Primary CWE
CWE-1325
CWE-1325: Improperly Controlled Sequential Memory Allocation
Vendor / Product
MongoDB / MongoDB Server
Sources
cve.org  ·  NVD

Severity & Metrics

6.5 MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products (1)
VendorProductPlatformVersions
MongoDB MongoDB Server — 8.0 < 8.0.28, 8.3.0 < 8.3.7
Weakness (CWE)
CWESourceDescription
CWE-1325 cna CWE-1325: Improperly Controlled Sequential Memory Allocation
CVSS scores (2)
ScoreSeverityVersionSourceVector
7.1 HIGH 4.0 cna CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
6.5 MEDIUM 3.1 cna CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References (1)
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