What is CVE-2026-15202?

CVE-2026-15202 is a medium-severity vulnerability in Yzmcms, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-07-09.

How severe is CVE-2026-15202?

Medium severity. CVSS v3 base score is 4.3 out of 10.

RCE in Yzmcms

CVE-2026-15202

A security vulnerability has been detected in YzmCMS up to 7.5. Affected is the function get_url of the file /yzmphp/yzmphp.php of the component Header Handler. The manipulation of the argument HTTP_HOST leads to cross site scripting. The…

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

N/a Yzmcms — versions 7.0, 7.1, 7.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting
CWE-94 — Code Injection

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-15202?: CVE-2026-15202 is a medium-severity vulnerability in Yzmcms, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-07-09.
How severe is CVE-2026-15202?: Medium severity. CVSS v3 base score is 4.3 out of 10.