CVE-2026-18644CWE-22path-traversal

CVE-2026-18644

Medium · published August 4, 2026

CVSS v3.1
5.4
EPSS
1%
Percentile
44.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00542 · 44.8th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-08-04T00:17Z
References (6)
EPSS history
Timeline
  • 03 AUG 20:00Z
    danpros HTMLy Delete Username Endpoint htmly.php unlink path traversal
    cvelistv5