This issue impacts MongoDB Server v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2.
Analysis and contextual insights are available on OpenCVE Cloud.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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| Link | Providers |
|---|---|
| https://jira.mongodb.org/browse/SERVER-121610 |
|
Fri, 15 May 2026 16:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | After invoking $_internalJsEmit, which is not intended to be directly accessible, or mapreduce command’s map function in a certain way, an authenticated user can subsequently crash mongod when the server-side JavaScript engine (through $where, $function, mapreduce reduce stage, etc.) is used also in a specific way, resulting in a post-authentication denial-of-service. This issue impacts MongoDB Server v7.0 versions prior to 7.0.34, v8.0 versions prior to 8.0.23, v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2. | After invoking $_internalJsEmit, which is not intended to be directly accessible, or mapreduce command’s map function in a certain way, an authenticated user can subsequently crash mongod when the server-side JavaScript engine (through $where, $function, mapreduce reduce stage, etc.) is used also in a specific way, resulting in a post-authentication denial-of-service. This issue impacts MongoDB Server v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2. |
Wed, 13 May 2026 15:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Wed, 13 May 2026 11:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mongodb
Mongodb mongodb Mongodb mongodb Server |
|
| Vendors & Products |
Mongodb
Mongodb mongodb Mongodb mongodb Server |
Wed, 13 May 2026 00:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | After invoking $_internalJsEmit, which is not intended to be directly accessible, or mapreduce command’s map function in a certain way, an authenticated user can subsequently crash mongod when the server-side JavaScript engine (through $where, $function, mapreduce reduce stage, etc.) is used also in a specific way, resulting in a post-authentication denial-of-service. This issue impacts MongoDB Server v7.0 versions prior to 7.0.34, v8.0 versions prior to 8.0.23, v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2. | |
| Title | Post-authentication use-after-free error in $_internalJsEmit and mapreduce commands | |
| Weaknesses | CWE-416 | |
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: mongodb
Published:
Updated: 2026-05-15T16:16:00.092Z
Reserved: 2026-05-11T15:37:59.492Z
Link: CVE-2026-8336
Updated: 2026-05-13T14:35:09.869Z
Status : Undergoing Analysis
Published: 2026-05-13T04:17:42.197
Modified: 2026-05-15T17:16:49.280
Link: CVE-2026-8336
No data.
OpenCVE Enrichment
Updated: 2026-05-15T18:00:05Z