CVE-2026-39700 MEDIUM

CVE-2026-39700: WordPress WowOptin plugin <= 1.4.32 - Broken Access Control vulnerability

Vendor Wpxpo

Product WowOptin

Weakness CWE-862 · Missing authorization

Published April 8, 2026

Last update April 29, 2026

View on NVD All CVEs

CVSS base score

5.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality None

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in WPXPO WowOptin optin allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WowOptin: from n/a through <= 1.4.32.

Explanation of Vulnerability in Simple Terms

02Summary

WowOptin versions up to 1.4.32 lack proper authorization checks, allowing unauthenticated attackers to modify data through network requests. The vulnerability does not expose sensitive information or disrupt service availability, but enables unauthorized changes to site content or settings. Update to a version newer than 1.4.32 to resolve this issue.

What an attacker can do

03Attacker Capabilities

Modify site data or settings without authentication.

Potential impact on your site

04Site Impact

Unauthorized changes to WowOptin configuration, forms, or collected data without your knowledge.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

April 8, 2026 CVE published

April 29, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-39700 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/862.html AskarLabs — CWE-862 write-up Missing Authorization

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