CVE-2026-18644

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.

CVSS v3 5.4 MEDIUM
CVSS v2.0 5.5 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:P

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/orionyan520/cve_report/issues/5
https://vuldb.com/cve/CVE-2026-18644
https://vuldb.com/submit/854991
https://vuldb.com/vuln/385563
https://vuldb.com/vuln/385563/cti
https://vuldb.com/submit/854991

Configurations

No configuration.

History

23 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad fue identificada en danpros HTMLy hasta 3.1.1. Afectada por este problema es la función unlink del archivo /system/htmly.php del componente Delete Username Endpoint. Dicha manipulación del argumento File conduce a salto de ruta. El ataque puede ser lanzado remotamente. El exploit está disponible públicamente y podría ser usado. El proveedor fue contactado tempranamente sobre esta divulgación pero no respondió de ninguna manera.

Information

Published : 2026-08-03 20:17

Updated : 2026-10-23 21:10

NVD link : CVE-2026-18644

Mitre link : CVE-2026-18644

CVE.ORG link : CVE-2026-18644

JSON object : View

Products Affected

No product.

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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