How severe is CVE-2025-11564?

CVE-2025-11564 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-11564 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-11564?

CVE-2025-11564 affects Themeum Tutor Lms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-11564?

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

Does CVE-2025-11564 have an EU (EUVD) identifier?

Yes. CVE-2025-11564 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35913.

When was CVE-2025-11564 published?

CVE-2025-11564 was published on 2025-10-25 and last updated on 2026-06-17.

CVE-2025-11564

CVE-2025-11564 is a medium-severity vulnerability in Themeum Tutor Lms with a CVSS 3.x base score of 5.3. 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 5.3)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-35913
Weakness: CWE-862
Affected product: Themeum Tutor Lms
Published: 2025-10-25
Last modified: 2026-06-17

Description

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check while verifying webhook signatures on the "verifyAndCreateOrderData" function in all versions up to, and including, 3.8.3. This makes it possible for unauthenticated attackers to bypass payment verification and mark orders as paid by submitting forged webhook requests with `payment_type` set to 'recurring'.

Frequently asked questions

What is CVE-2025-11564?: The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check while verifying webhook signatures on the "verifyAndCreateOrderData" function in all versions up to, and including, 3.8.3. This makes it possible for unauthenticated attackers to bypass payment verification and mark orders as paid by submitting forged webhook requests with `payment_type` set to 'recurring'.
How severe is CVE-2025-11564?: CVE-2025-11564 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-11564 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-11564?: CVE-2025-11564 affects Themeum Tutor Lms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-11564?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-11564 have an EU (EUVD) identifier?: Yes. CVE-2025-11564 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35913.
When was CVE-2025-11564 published?: CVE-2025-11564 was published on 2025-10-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:themeum:tutor_lms:*:*:*:*:free:wordpress:*:*

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