Payment Gateway via Valitor Plugin up to 1.9.40 on WordPress authorization

Summaryinfo

A vulnerability, which was classified as problematic, was found in Payment Gateway via Valitor Plugin up to 1.9.40. This issue affects some unknown processing. Such manipulation leads to authorization. This vulnerability is traded as CVE-2026-103361. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Payment Gateway via Valitor Plugin up to 1.9.40. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. Impacted is integrity. CVE summarizes:

The Payment Gateway via Valitor for WooCommerce WordPress plugin before 1.9.41 does not properly validate the authenticity of payment callbacks, relying on a verification secret that ships with a hard-coded default value used by every store that has not changed it, allowing unauthenticated attackers to forge a valid payment confirmation and mark arbitrary orders as paid.

The advisory is available at wpscan.com. This vulnerability is handled as CVE-2026-103361 since 09/30/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 1.9.41 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• WordPress Plugin

Name

• Payment Gateway via Valitor Plugin

Version

• 1.9.0
• 1.9.1
• 1.9.2
• 1.9.3
• 1.9.4
• 1.9.5
• 1.9.6
• 1.9.7
• 1.9.8
• 1.9.9
• 1.9.10
• 1.9.11
• 1.9.12
• 1.9.13
• 1.9.14
• 1.9.15
• 1.9.16
• 1.9.17
• 1.9.18
• 1.9.19
• 1.9.20
• 1.9.21
• 1.9.22
• 1.9.23
• 1.9.24
• 1.9.25
• 1.9.26
• 1.9.27
• 1.9.28
• 1.9.29
• 1.9.30
• 1.9.31
• 1.9.32
• 1.9.33
• 1.9.34
• 1.9.35
• 1.9.36
• 1.9.37
• 1.9.38
• 1.9.39
• 1.9.40

CPE 2.3info

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CPE 2.2info

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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