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WordPress plugin

Dynamic Widgets <= 1.5.16 — Reflected Cross-Site Scripting

CVE-2021-24933Published · Updated

Action summary

Affected: ≤1.5.16Update to 1.6 or newer

All remediation steps
Watch plugin
Severity
Medium5.4
CVSS
5.4
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:L Privileges required
Low
UI:R User interaction
Required
S:C Scope
Changed
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-79 Cross-Site Scripting
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

Dynamic Widgets dynamic-widgets

  1. Affected≤ 1.5.16
  2. Patched in1.6

Update to 1.6 or newer.

You are affected if you run ≤ 1.5.16. Version 1.6 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Dynamic Widgets.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 1.6, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Dynamic Widgets to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to ZhongFu Su.

The Dynamic Widgets WordPress plugin through 1.5.16 does not escape the prefix parameter before outputting it back in an attribute when using the term_tree AJAX action (available to any authenticated users), leading to a Reflected Cross-Site Scripting issue

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in Dynamic Widgets

All 6
More vulnerabilities in Dynamic Widgets
SeverityVulnerabilityCVEPublished
Medium4.3Cross-Site Request Forgery
≤1.6.4Update to 1.6.5
CVE-2024-51669
High8.8Authenticated SQL Injection
≤1.5.10Update to 1.5.11
CVE-2015-10100
Medium6.1Refletced Cross-Site Scripting
<1.5.11Update to 1.5.11
CVE-2015-9437
Medium5.4Cross-Site Scripting
<1.5.11Update to 1.5.11
CVE-2015-9436
High7.2Cross Site Scripting
≤1.5.1Update to 1.5.2
—

Same weakness (Cross-Site Scripting)

All Cross-Site Scripting
Other Cross-Site Scripting vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 5.4

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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