CVE-2021-39325

MediumCVSS 6.1/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

VendorProductVersions
OptinMonsterOptinMonster>= 2.6.0, <= 2.6.0

References

Timeline

Published
Sep 20, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-39325: Medium severity, CVSS 6.1 | Vulnix