CVE-2026-9753

HIGH EPSS 21.4%
Published Jun 9, 20263w ago · Modified Jun 18, 20261w ago
7.2 CVSS 4.0
High
Find Similar
Published Jun 9, 2026 3w ago
Last Modified Jun 18, 2026 1w ago

Description

The $_internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $_internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command.

CVSS Details

Base Score
7.2
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/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 Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
21.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 2

CWE-1287
CWE-787 Out-of-bounds Write Memory Safety

Affected Products 4

VendorProductVersionRange
mongodbmongodb* <7.0.35
mongodbmongodb*≥8.0.0  –  <8.0.24
mongodbmongodb*≥8.2.0  –  <8.2.10
mongodbmongodb*≥8.3.0  –  <8.3.3

References 1

  • jira.mongodb.org https://jira.mongodb.org/browse/SERVER-124959
    PatchVendor Advisory

Remediation

  • jira.mongodb.org https://jira.mongodb.org/browse/SERVER-124959
    PatchVendor Advisory