How severe is CVE-2025-1766?

CVE-2025-1766 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-2025-1766 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-1766?

CVE-2025-1766 affects Themewinter Eventin. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-1766?

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

Does CVE-2025-1766 have an EU (EUVD) identifier?

Yes. CVE-2025-1766 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6747.

When was CVE-2025-1766 published?

CVE-2025-1766 was published on 2025-03-20 and last updated on 2026-06-17.

CVE-2025-1766

CVE-2025-1766 is a medium-severity vulnerability in Themewinter Eventin 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% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-6747
Weakness: CWE-862
Affected product: Themewinter Eventin
Published: 2025-03-20
Last modified: 2026-06-17

Description

The Event Manager, Events Calendar, Tickets, Registrations – Eventin plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'payment_complete' function in all versions up to, and including, 4.0.24. This makes it possible for unauthenticated attackers to update the status of ticket payments to 'completed', possibly resulting in financial loss.

Frequently asked questions

What is CVE-2025-1766?: The Event Manager, Events Calendar, Tickets, Registrations – Eventin plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'payment_complete' function in all versions up to, and including, 4.0.24. This makes it possible for unauthenticated attackers to update the status of ticket payments to 'completed', possibly resulting in financial loss.
How severe is CVE-2025-1766?: CVE-2025-1766 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-2025-1766 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-1766?: CVE-2025-1766 affects Themewinter Eventin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-1766?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-1766 have an EU (EUVD) identifier?: Yes. CVE-2025-1766 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6747.
When was CVE-2025-1766 published?: CVE-2025-1766 was published on 2025-03-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:themewinter:eventin:*:*:*:*:*:wordpress:*:*

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