Signature update version 186
New signatures rules are generated for the vulnerabilities identified in the week 2026-10-22. You can download and configure these signature rules to protect your appliance from security vulnerable attacks.
Signature version
Signature version 186 applicable for Citrix ADC 12.1, Citrix ADC 13.0, NetScaler 13.1, NetScaler 14.1 platforms.
Note
Enabling Post body and Response body signature rules might affect NetScaler CPU.
Common Vulnerability Entry (CVE) insight
Following is a list of signature rules, CVE IDs, and its description.
| Signature rule | CVE ID | Description |
|---|---|---|
| 998061 | CVE-2026-109619 | WEB-MISC PHP Multiple Versions - Global Stale State Vulnerability upload_progress (CVE-2026-109619) |
| 998062 | CVE-2026-109618 | WEB-MISC PHP Multiple Versions - Multipart Part With Excessive Headers Memory Exhaustion (CVE-2026-109618) |