CVE-2026-18644: Danpros Htmly

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability was identified in danpros HTMLy up to 3.1.1. Affected by this issue is the function unlink of the file /system/htmly.php of the component Delete Username Endpoint. Such manipulation of the argument File leads to path traversal. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Danpros Htmly: version 3.1.0 only; version 3.1.1 only

Published 2026-08-03. Last modified 2026-08-12.