Signature update version 171
New signatures rules are generated for the vulnerabilities identified in the week 2026-03-18. You can download and configure these signature rules to protect your appliance from security vulnerable attacks.
Related information
Signature version
Signature version 171 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 |
|---|---|---|
| 998164 | CVE-2025-40553 | WEB-MISC SolarWinds Web HelpDesk Prior to 2026.1 - Remote Code Execution Vulnerability Via ajax (CVE-2025-40553) |
| 998165 | CVE-2025-40553 | WEB-MISC SolarWinds Web HelpDesk Prior to 2026.1 - Remote Code Execution Vulnerability Via wo (CVE-2025-40553) |
| 998166 | CVE-2026-27826 | WEB-MISC mcp-atlassian Prior to 0.17.0 - SSRF Vulnerability via X-Atlassian-Jira-Url (CVE-2026-27826) |
| 998167 | CVE-2026-27826 | WEB-MISC mcp-atlassian Prior to 0.17.0 - SSRF Vulnerability via X-Atlassian-Confluence-Url (CVE-2026-27826) |
| 998168 | CVE-2026-27825 | WEB-MISC mcp-atlassian - Arbitrary File Read Vulnerability via Update Issue (CVE-2026-27825) |
| 998169 | CVE-2026-27825 | WEB-MISC mcp-atlassian - Arbitrary File Read Vulnerability via Upload Attachments (CVE-2026-27825) |
| 998170 | CVE-2026-27825 | WEB-MISC mcp-atlassian - Arbitrary File Read Vulnerability via Upload Attachment (CVE-2026-27825) |
| 998171 | CVE-2026-27825 | WEB-MISC mcp-atlassian Prior to 0.17.0 - Arbitrary File Write Vulnerability via Download Content Attachments (CVE-2026-27825) |
| 998172 | CVE-2026-27825 | WEB-MISC mcp-atlassian Prior to 0.17.0 - Arbitrary File Write Vulnerability via Download Attachment (CVE-2026-27825) |