How severe is CVE-2025-66528?

CVE-2025-66528 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-66528 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-66528?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-66528 have an EU (EUVD) identifier?

Yes. CVE-2025-66528 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202144.

When was CVE-2025-66528 published?

CVE-2025-66528 was published on 2025-12-09 and last updated on 2026-06-17.

CVE-2025-66528

CVE-2025-66528 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-202144
Weakness: CWE-862
Published: 2025-12-09
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in VillaTheme Thank You Page Customizer for WooCommerce woo-thank-you-page-customizer allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Thank You Page Customizer for WooCommerce: from n/a through <= 1.1.8.

Frequently asked questions

What is CVE-2025-66528?: Missing Authorization vulnerability in VillaTheme Thank You Page Customizer for WooCommerce woo-thank-you-page-customizer allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Thank You Page Customizer for WooCommerce: from n/a through <= 1.1.8.
How severe is CVE-2025-66528?: CVE-2025-66528 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-66528 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-66528?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-66528 have an EU (EUVD) identifier?: Yes. CVE-2025-66528 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202144.
When was CVE-2025-66528 published?: CVE-2025-66528 was published on 2025-12-09 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/woo-thank-you-page-customizer/vulnerability/wordpress-thank-you-page-customizer-for-woocommerce-plugin-1-1-8-broken-access-control-vulnerability?_s_id=cve

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