CVE-2026-4358

MEDIUM EPSS 26.0%
Published Mar 17, 20263mo ago · Modified Apr 2, 20262mo ago
6.1 CVSS 4.0
Medium
Find Similar
Published Mar 17, 2026 3mo ago
Last Modified Apr 2, 2026 2mo ago

Description

A specially crafted aggregation query with $lookup by an authenticated user with write privileges can cause a double-free or use-after-free memory issue in the slot-based execution (SBE) engine when an in-memory hash table is spilled to disk.

CVSS Details

Base Score
6.1
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
26.0% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-415

Affected Products 3

VendorProductVersionRange
mongodbmongodb*≥7.0.0  –  <7.0.31
mongodbmongodb*≥8.0.0  –  <8.0.20
mongodbmongodb*≥8.2.0  –  <8.2.6

References 1

  • jira.mongodb.org https://jira.mongodb.org/browse/SERVER-118849
    ExploitVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.