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Vulnerability record · CVE-2018-11678 · published 5 June 2018

CVE-2018-11678: Monstra cms improper input validation vulnerability

Monstra · Monstra Cms

plugins/box/users/users.plugin.php in Monstra CMS 3.0.4 allows Login Rate Limiting Bypass via manipulation of the login_attempts cookie.

9.8 CVSS 3.0 Critical EPSS 1.7% · top 24.0% CWE-20 · Improper input validation
9.8CVSS 3.0 base score, v2 5.0
1.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

plugins/box/users/users.plugin.php in Monstra CMS 3.0.4 allows Login Rate Limiting Bypass via manipulation of the login_attempts cookie.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://abdilahrf.github.io/login-rate-limiting-bypass ExploitThird Party Advisory
http://abdilahrf.github.io/login-rate-limiting-bypass ExploitThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-11678), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.