vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2021-42233

MEDIUM
5.4
CVSS Score
Published: May 23, 2022 at 06:04 PM UTC
Updated: June 17, 2026 at 04:09 AM UTC
1 product affected across 1 vendorSimple Blog· also runs on 1 platform

Using N/A by N/A?

Get instant alerts when new vulnerabilities affect N/A - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
MEDIUM5.4
Exploit prediction
EPSS 0.9%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Simple Blog· Simple Blog Project
95%
All versions
wondercms-wondercms (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/485748
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/647130
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/961046

CVSS

5.4MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card