CVE-2026-6601 — Lagom WHMCS Template Vulnerability
CVE-2026-6601 — A vulnerability has been found in Lagom WHMCS Template up to 2.4.2. This impacts an unknown function of the component Datatables. The manipulation leads to resource consumption. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be use
What This Means For You
- If your environment is affected by CWE-400, CWE-404, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-6601 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-6601 - Lagom WHMCS Datatables Resource Consumption
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-6601 | vulnerability | CVE-2026-6601 |
| CWE-400 | weakness | CWE-400 |
| CWE-404 | weakness | CWE-404 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 20, 2026 at 07:16 UTC |
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