WPXPO WowOptin Plugin up to 1.4.32 on WordPress authorization

Summaryinfo

A vulnerability was found in WPXPO WowOptin Plugin up to 1.4.32 on WordPress and classified as critical. The affected element is an unknown function. Executing a manipulation can lead to authorization. The identification of this vulnerability is CVE-2026-39700. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in WPXPO WowOptin Plugin up to 1.4.32 on WordPress. It has been declared as critical. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was shared by Nabil Irawan. The advisory is shared for download at patchstack.com. This vulnerability was named CVE-2026-39700 since 04/07/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/08/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• WPXPO

Name

• WowOptin Plugin

Version

• 1.4.0
• 1.4.1
• 1.4.2
• 1.4.3
• 1.4.4
• 1.4.5
• 1.4.6
• 1.4.7
• 1.4.8
• 1.4.9
• 1.4.10
• 1.4.11
• 1.4.12
• 1.4.13
• 1.4.14
• 1.4.15
• 1.4.16
• 1.4.17
• 1.4.18
• 1.4.19
• 1.4.20
• 1.4.21
• 1.4.22
• 1.4.23
• 1.4.24
• 1.4.25
• 1.4.26
• 1.4.27
• 1.4.28
• 1.4.29
• 1.4.30
• 1.4.31
• 1.4.32

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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