CVE-2026-110042 Paystack CVE debrief

Who should care

Site owners and administrators using the Payment Forms for Paystack WordPress plugin should assess their exposure and take defensive actions. They should verify their plugin version and user role configurations to ensure that access to configuration pages is properly restricted. Additionally, they should monitor for potential unauthorized access to payment-gateway API credentials and review compensating controls for exposed systems.

Why it matters

CVE-2026-110042 allows users with Contributor role and above to view secret payment-gateway API credentials, potentially leading to unauthorized access and misuse.

• Potential unauthorized access to payment-gateway API credentials
• Possible misuse of credentials to access site owner's payment account
• Required verification of plugin version and user role configurations
• Necessity to restrict access to configuration pages

Technical summary

The Payment Forms for Paystack WordPress plugin before 4.0.6 does not properly restrict access to a page that displays its stored configuration, allowing users with the Contributor role and above to view secret payment-gateway API credentials. This vulnerability can lead to unauthorized access and potential misuse of credentials. Site owners and administrators should assess their exposure and take defensive actions. The vulnerability is related to improper access control, allowing users with the Contributor role and above to view sensitive information.

Defensive priority

Medium-priority defensive actions are recommended to address this vulnerability.

Recommended defensive actions

• Review and restrict access to the configuration page
• Update the Payment Forms for Paystack WordPress plugin to version 4.0.6 or later
• Monitor for potential unauthorized access to payment-gateway API credentials
• Verify plugin version and user role configurations
• Review compensating controls for exposed systems
• Check relevant monitoring, detection, and logs for exposed assets
• Track exceptions and retest remediated assets

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, but additional information from the vendor and other sources may be necessary to fully understand the issue. The Payment Forms for Paystack WordPress plugin before 4.0.6 has a known vulnerability that allows users with the Contributor role and above to view secret payment-gateway API credentials. Site owners and administrators should verify their plugin version and user role configurations to assess exposure. Defensive actions include reviewing and restricting access,

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.