CVE-2018-14940

HighCVSS 7.5/10Last 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.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/m0us3Sun/PHPCMS-v9/issues/1Exploit, Third Party Advisory
https://github.com/m0us3Sun/PHPCMS-v9/issues/1Exploit, Third Party Advisory

Timeline

Published: Aug 5, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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