CVE-2018-14940

PoC —

CVSS 3.0

7.5 high

EPSS

1%p69

Published

Aug 5, 2018 (Aug 5, 2018)

Modified

Jun 17, 2026

Description

PHPCMS 9 allows remote attackers to cause a denial of service (resource consumption) via large font_size, height, and width parameters in an api.php?op=checkcode request.

Vendors: phpcms
Products: phpcms
Weakness: CWE-400
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.3%)

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