What is CVE-2021-42233?

CVE-2021-42233 is a medium-severity vulnerability in Simple Blog Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-05-23.

How severe is CVE-2021-42233?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Simple Blog Project

CVE-2021-42233

The Simple Blog plugin in Wondercms 3.4.1 is vulnerable to stored cross-site scripting (XSS) vulnerability. When any user opens a particular blog hosted on an attackers' site, XSS may occur.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (54.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Simple_blog_project Simple_blog
Wondercms — versions 3.4.1
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-42233?: CVE-2021-42233 is a medium-severity vulnerability in Simple Blog Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-05-23.
How severe is CVE-2021-42233?: Medium severity. CVSS v3 base score is 5.4 out of 10.