CVE-2021-39325

OptinMonster <= 2.6.0 - Reflected Cross-Site Scripting

mediumImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

6.1

CVSS Score

6.1

CVSS Score

medium

Severity

2.6.1

Patched in

854d

Time to patch

Description

The OptinMonster WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to insufficient input validation in the load_previews function found in the ~/OMAPI/Output.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 2.6.0.

CVSS Vector Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Low

Confidentiality

Low

Integrity

None

Availability

Technical Details

Affected versions<=2.6.0

PublishedSeptember 20, 2021

Last updatedJanuary 22, 2024

Affected pluginoptinmonster

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/3f39c478-7b64-4afc-8c3f-9409e105954a?source=api-prod

Check if your site is affected.

Run a free security audit to detect vulnerable plugins, outdated versions, and misconfigurations.

Run free audit Browse CVE database