How severe is CVE-2026-3589?

CVE-2026-3589 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-3589 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-3589?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-3589 have an EU (EUVD) identifier?

Yes. CVE-2026-3589 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10027.

When was CVE-2026-3589 published?

CVE-2026-3589 was published on 2026-03-06 and last updated on 2026-06-17.

CVE-2026-3589

CVE-2026-3589 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-352.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-10027
Weakness: CWE-352
Published: 2026-03-06
Last modified: 2026-06-17

Description

The WooCommerce WordPress plugin from versions 5.4.0 to 10.5.2 does not properly handle batch requests, which could allow unauthenticated users to make a logged in admin call non store/WC REST endpoints, and create arbitrary admin users via a CSRF attack for example.

Frequently asked questions

What is CVE-2026-3589?: The WooCommerce WordPress plugin from versions 5.4.0 to 10.5.2 does not properly handle batch requests, which could allow unauthenticated users to make a logged in admin call non store/WC REST endpoints, and create arbitrary admin users via a CSRF attack for example.
How severe is CVE-2026-3589?: CVE-2026-3589 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-3589 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-3589?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-3589 have an EU (EUVD) identifier?: Yes. CVE-2026-3589 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10027.
When was CVE-2026-3589 published?: CVE-2026-3589 was published on 2026-03-06 and last updated on 2026-06-17.

References

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