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CVE-2021-24492

Handsome Testimonials & Reviews < 2.1.1 - Authenticated (Subscriber+) SQL Injection

8.8 High

The hndtst_action_instance_callback AJAX call of the Handsome Testimonials & Reviews WordPress plugin before 2.1.1, available to any authenticated users, does not sanitise, validate or escape the hndtst_previewShortcodeInstanceId POST parameter before using it in a SQL statement, leading to an SQL Injection issue.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.60%Up 1.0 points since Aug 3, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

The hndtst_action_instance_callback AJAX call of the Handsome Testimonials & Reviews WordPress plugin before 2.1.1, available to any authenticated users, does not sanitise, validate or escape the hndtst_previewShortcodeInstanceId POST parameter before using it in a SQL statement, leading to an SQL Injection issue.

Record
CVE-2021-24492
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness
CWE-89
Updated
2026-11-02
CVE List No score

Handsome Testimonials & Reviews < 2.1.1 - Authenticated (Subscriber+) SQL Injection

The hndtst_action_instance_callback AJAX call of the Handsome Testimonials & Reviews WordPress plugin before 2.1.1, available to any authenticated users, does not sanitise, validate or escape the hndtst_previewShortcodeInstanceId POST parameter before using it in a SQL statement, leading to an SQL Injection issue.

Record
CVE-2021-24492
Weakness
CWE-89
Updated
2026-11-02
EUVDEUVD-2021-11404 No score

The hndtst_action_instance_callback AJAX call of the Handsome Testimonials & Reviews WordPress plugin before 2.1.1, available to any authenticated users, does not sanitise, validate or escape the hndtst_previewShortcodeInstanceId POST parameter before using it in a SQL statement, leading to an SQL Injection issue.

Record
EUVD-2021-11404
Updated
2026-11-03
GitHub AdvisoriesGHSA-58xm-28q7-87fm No score

The hndtst_action_instance_callback AJAX call of the Handsome Testimonials & Reviews WordPress...

The hndtst_action_instance_callback AJAX call of the Handsome Testimonials & Reviews WordPress plugin before 2.1.1, available to any authenticated users, does not sanitise, validate or escape the hndtst_previewShortcodeInstanceId POST parameter before using it in a SQL statement, leading to an SQL Injection issue.

Record
GHSA-58xm-28q7-87fm
Weakness
CWE-89
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-24492 is a high vulnerability (CVSS 8.8) in Unknown Handsome Testimonials & Reviews, published August 2, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.60%, the 75th percentile. No source names a fixed version.

References

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