---
sourceDocument: Yokohama Platform security
sourceDocumentLink: https://www.servicenow.com/docs/r/yokohama/platform-security

 Release :

    - yokohama

ft:locale :

    - en-US

ft:publication_title :

    - Yokohama Platform security

ft:clusterId :

    - psec

bundleId :

    - psec

workflow :

    - Platform


---

# Limit maximum number of attachments in email

# Limit maximum number of attachments in email {#ariaid-title1}

* Release version: Yokohama
* 
* Updated January 22, 2026
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read

Configure the number of inbound email attachments allowed per Email \[sys_email\] record on your instance.
Use the glide.email.inbound.max_attachment_count system property to control the maximum number of inbound email attachments allowed per Email \[sys_email\] record on your instance.

Set the value of this property to 30 or less to help avoid instance performance degradation.

## More information {#sc-limit-maximum-number-of-attachments-in-email__section_qhx_1b1_xwb}

{#sc-limit-maximum-number-of-attachments-in-email__table_ajc_b43_3kb__entry__2}

| Attribute | Description |
|-|-|
| Configuration name | glide.email.inbound.max_attachment_count |
| Configuration type | System Properties (/sys_properties_list.do) |
| Data type | integer |
| Recommended value | 30 or less |
| Default value | 30 |
| Fallback value | 50 |
| Category | [File and resources](https://www.servicenow.com/docs/LaMYJNHmpMPU24b455f3eg "The file and resources category ensures applications handle untrusted file data securely and store untrusted data from untrusted sources with limited permissions in an appropriate location.") |
| Security risk | * Severity score: 5.3 * CVSS score: Medium * Security risk details: Setting the property value to greater than 30 can lead to degradation issues. {#sc-limit-maximum-number-of-attachments-in-email__ul_g1g_3sf_xwb} |
| Dependencies and prerequisites | None |
| References | [Email properties](https://www.servicenow.com/docs/access?context=c_EmailProperties&version=yokohama&pubname=yokohama-platform-administration&ft:locale=en-US) |
[ ]

{#sc-limit-maximum-number-of-attachments-in-email__table_ajc_b43_3kb}