What is CVE-2018-11208?

CVE-2018-11208 is a medium-severity vulnerability in Zblogcn Z-Blogphp, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-05-16.

How severe is CVE-2018-11208?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Zblogcn Z-Blogphp

CVE-2018-11208

An issue was discovered in Z-BlogPHP 2.0.0. There is a persistent XSS that allows remote attackers to inject arbitrary web script or HTML into background web site settings via the "copyright information office" field. NOTE: the vendor indicates that the product was not intended to block this type of XSS by a user with the admin privilege

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-05-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (57.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: -0.000

Affected products

Zblogcn Z-Blogphp — versions 2.0.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/zblogcn/zblogphp/issues/205 (Third Party Advisory)
github.com/zblogcn/zblogphp/issues/187 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-11208?: CVE-2018-11208 is a medium-severity vulnerability in Zblogcn Z-Blogphp, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-05-16.
How severe is CVE-2018-11208?: Medium severity. CVSS v3 base score is 4.8 out of 10.