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CVE-2023-51471: WordPress Checkout Mestres WP plugin <= 7.1.9.7 - Unauthenticated Arbitrary Options Update vulnerability

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-24 · updated 2026-06-17
• Weakness: CWE-287

Description

Improper Authentication vulnerability in Mestres do WP Checkout Mestres WP allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Checkout Mestres WP: from n/a through 7.1.9.7.

Affected products

• WordPress Checkout Mestres: through 7.1.9.7

References

• https://patchstack.com/database/vulnerability/checkout-mestres-wp/wordpress-checkout-mestres-wp-plugin-7-1-9-6-unauthenticated-arbitrary-options-update-vulnerability?_s_id=cve
• https://patchstack.com/database/vulnerability/checkout-mestres-wp/wordpress-checkout-mestres-wp-plugin-7-1-9-6-unauthenticated-arbitrary-options-update-vulnerability?_s_id=cve

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