How severe is CVE-2025-9634?

CVE-2025-9634 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-9634 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-2025-9634?

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

Does CVE-2025-9634 have an EU (EUVD) identifier?

Yes. CVE-2025-9634 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27657.

When was CVE-2025-9634 published?

CVE-2025-9634 was published on 2025-09-11 and last updated on 2026-06-17.

CVE-2025-9634

CVE-2025-9634 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-27657
Weakness: CWE-352
Published: 2025-09-11
Last modified: 2026-06-17

Description

The Plugin updates blocker plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 0.2. This is due to missing or incorrect nonce validation on the pub_save action handler. This makes it possible for unauthenticated attackers to disable or enable plugin updates via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Frequently asked questions

What is CVE-2025-9634?: The Plugin updates blocker plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 0.2. This is due to missing or incorrect nonce validation on the pub_save action handler. This makes it possible for unauthenticated attackers to disable or enable plugin updates via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
How severe is CVE-2025-9634?: CVE-2025-9634 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-9634 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-2025-9634?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-9634 have an EU (EUVD) identifier?: Yes. CVE-2025-9634 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27657.
When was CVE-2025-9634 published?: CVE-2025-9634 was published on 2025-09-11 and last updated on 2026-06-17.

References

Other CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities

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CVE-2019-25729 — Critical (CVSS 9.8): PDF Signer 3.0 contains a server-side template injection vulnerability that allows unauthenticated attackers to execute…
CVE-2025-48340 — Critical (CVSS 9.8): Cross-Site Request Forgery (CSRF) vulnerability in Danny Vink User Profile Meta Manager user-profile-meta allows…
CVE-2025-2907 — Critical (CVSS 9.8): The Order Delivery Date WordPress plugin before 12.3.1 does not have authorization and CSRF checks when importing…

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