BugZero | Citrix NetScaler BugID NSHELP-42563 - HTTP/2 uploads through NetScaler might fail when f...

Citrix NetScaler - Defect ID: NSHELP-42563

HTTP/2 uploads through NetScaler might fail when features such as AppFirewall or Rewrite are configured to buffer and inspect the HTTP request body.

Citrix NetScaler - Defect ID: NSHELP-42563

HTTP/2 uploads through NetScaler might fail when features such as AppFirewall or Rewrite are configured to buffer and inspect the HTTP request body.

Last updated on June 15th, 2026

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Severity: N/A

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Bug Details

Status: Fixed

Description

The vendor has published 1 unique mention(s) for this bug: 1. HTTP/2 uploads through NetScaler might fail when features such as AppFirewall or Rewrite are configured to buffer and inspect the HTTP request body. Modules: 1. System Latest urls for this bug: 1. https://docs.netscaler.com/en-us/updates?product=NetScaler%20ADC%20%28includes%20NetScaler%20Gateway%29&version=13.1&build=63.16 2. https://docs.netscaler.com/en-us/updates?product=NetScaler%20ADC%20%28includes%20NetScaler%20Gateway%29&version=14.1&build=72.57

Change history

2026-06-15 Removed: 13.1 Build 63.16

2026-05-08 Added: 13.1 Build 63.16

Top Citrix NetScaler Defects

Defect ID: NSHELP-43138
When a NetScaler Console user belonging to an authorization group with virtual server restrictions applies a StyleBook ConfigPack through the API in asynchronous mode (mode=async), the operation fails with an error. The same operation succeeds from NetScaler Console GUI and API in synchronous mode. A sample authorization error is as follows: User <name> is not authorized to access <virtual server>. Workaround: Submit StyleBook ConfigPack API requests by using synchronous mode (mode=sync).
Defect ID: NSHELP-42562
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When an SSL or GeoDB file is synced by using the GSLB sync mechanism, NetScaler incorrectly displays the status as failure, even though the file synchronization is successful.
Defect ID: NSHELP-41484
NetScaler might generate the lsof_<hostname> file each time you create a support bundle. However, the system fails to remove these files immediately after the generation process is complete.

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Citrix NetScaler - Defect ID: NSHELP-42563

HTTP/2 uploads through NetScaler might fail when features such as AppFirewall or Rewrite are configured to buffer and inspect the HTTP request body.

Citrix NetScaler - Defect ID: NSHELP-42563

HTTP/2 uploads through NetScaler might fail when features such as AppFirewall or Rewrite are configured to buffer and inspect the HTTP request body.

Last updated on June 15th, 2026

BugZero Risk Score0.0 Coming soon

Bug Details

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Top Citrix NetScaler Defects

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