WooCommerce PAYCOMET for WooCommerce Plugin up to 5.45 on WordPress Payment Notification Endpoint improper authentication

Summaryinfo

A vulnerability, which was classified as critical, was found in WooCommerce PAYCOMET for WooCommerce Plugin up to 5.45. Impacted is an unknown function of the component Payment Notification Endpoint. Executing a manipulation can lead to improper authentication. This vulnerability is registered as CVE-2026-88928. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in WooCommerce PAYCOMET for WooCommerce Plugin up to 5.45. It has been declared as critical. This vulnerability affects some unknown functionality of the component Payment Notification Endpoint. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The PAYCOMET for WooCommerce WordPress plugin before 5.46 does not verify the cryptographic signature on its payment notification endpoint when the request references a tokenisation operation, allowing unauthenticated attackers to overwrite the stored payment token associated with existing orders and delete saved card records.

The advisory is available at wpscan.com. This vulnerability was named CVE-2026-88928 since 09/10/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 5.46 eliminates this vulnerability.

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

Productinfo

Type

• WordPress Plugin

Vendor

• WooCommerce

Name

• PAYCOMET for WooCommerce Plugin

Version

• 5.0
• 5.1
• 5.2
• 5.3
• 5.4
• 5.5
• 5.6
• 5.7
• 5.8
• 5.9
• 5.10
• 5.11
• 5.12
• 5.13
• 5.14
• 5.15
• 5.16
• 5.17
• 5.18
• 5.19
• 5.20
• 5.21
• 5.22
• 5.23
• 5.24
• 5.25
• 5.26
• 5.27
• 5.28
• 5.29
• 5.30
• 5.31
• 5.32
• 5.33
• 5.34
• 5.35
• 5.36
• 5.37
• 5.38
• 5.39
• 5.40
• 5.41
• 5.42
• 5.43
• 5.44
• 5.45

CPE 2.3info

• 🔒
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CPE 2.2info

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Entryinfo

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

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