CVE-2026-6561 — EyouCMS Unrestricted File Upload
CVE-2026-6561 — A vulnerability was detected in EyouCMS up to 1.7.1. This issue affects the function edit_adminlogo of the file application/admin/controller/Index.php. Performing a manipulation of the argument filename results in unrestricted upload. The attack is possible to be carried out remotely
What This Means For You
- If your environment is affected by CWE-284, CWE-434, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-6561 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
1 rule · 6 SIEM formats1 detection rule mapped to MITRE ATT&CK. Sigma YAML is free — copy below.
EyouCMS Unrestricted File Upload - CVE-2026-6561
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-6561 | vulnerability | CVE-2026-6561 |
| CWE-284 | weakness | CWE-284 |
| CWE-434 | weakness | CWE-434 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 19, 2026 at 11:16 UTC |
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