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Vulnerability record · CVE-2018-20127 · published 13 December 2018

CVE-2018-20127: Zzzcms zzzphp improper input validation vulnerability

Zzzcms · Zzzphp

An issue was discovered in zzzphp cms 1.5.8. del_file in /admin/save.php allows remote attackers to delete arbitrary files via a mixed-case extension and an extra '.' character, because (for example) "php" is blocked but path=F:/1.phP. succeeds.

7.5 CVSS 3.1 High EPSS 1.4% · top 28.8% CWE-20 · Improper input validation
7.5CVSS 3.1 base score, v2 6.4
1.4%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

An issue was discovered in zzzphp cms 1.5.8. del_file in /admin/save.php allows remote attackers to delete arbitrary files via a mixed-case extension and an extra '.' character, because (for example) "php" is blocked but path=F:/1.phP. succeeds.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

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

References

LinkTags
http://www.iwantacve.cn/index.php/archives/89/ ExploitThird Party Advisory
http://www.iwantacve.cn/index.php/archives/89/ ExploitThird Party Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2018-20127), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.