CVE-2025-6553

Name: CVE-2025-6553
Creator: NVD / NIST
Published: 2025-10-11T09:15:34.877+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.70%

Last modified Jun 17, 2026

CVE-2025-6553 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Ovatheme Events Manager plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the process_checkout() function in all versions up to, and including, 1.8.5. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.. EPSS estimates a 0.70% chance of exploitation in the next 30 days.

Description

The Ovatheme Events Manager plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the process_checkout() function in all versions up to, and including, 1.8.5. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.70%

48.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

References

Timeline

Published: Oct 11, 2025
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2025-6553?

How severe is CVE-2025-6553?

CVE-2025-6553 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.70% probability of exploitation in the next 30 days.

How do I fix CVE-2025-6553?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-6553?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST