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Vulnerabilities

Vulnerability · CVE-2025-3527

The EventON Pro plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check in the 'assets/lib/settings/settings.js' file in all versi

Published May 17, 2025 · catalog updated Apr 8, 2026 · EventON EventON (Pro) - WordPress Virtual Event Calendar Plugin

Check if you run it

No confirmed exploitation is on record for CVE-2025-3527. EPSS is 0.21%. Act only if a listed version of EventON EventON (Pro) - WordPress Virtual Event Calendar Plugin is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.21%
Remediation
Vendor / distro source
Affected products
vendor EventON EventON (Pro) - WordPress Virtual Event Calendar Plugin 0 ≤4.9.6

The EventON Pro plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check in the 'assets/lib/settings/settings.js' file in all versions up to, and including, 4.9.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The vulnerability was partially patched in version 4.9.6.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor EventON EventON (Pro) - WordPress Virtual Event Calendar Plugin 0 ≤4.9.60 ≤4.9.6

How to fix CVE-2025-3527

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-3527. EPSS is 0.21%. Act only if a listed version of EventON EventON (Pro) - WordPress Virtual Event Calendar Plugin is installed.

Which versions are affected?

Compare what you have installed with EventON EventON (Pro) - WordPress Virtual Event Calendar Plugin 0 ≤4.9.6 0 ≤4.9.6. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.21%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 17, 2025 · EUVD

    Detected

    The EventON Pro plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check in the 'assets/lib/settings/settings.js' file in all versions up to, and including, 4.9.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected

  2. Apr 8, 2026 · EUVD

    Updated

    The EventON Pro plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check in the 'assets/lib/settings/settings.js' file in all versions up to, and including, 4.9.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected

Sources

  • CVE.orgVulnerability recordCVE-2025-3527

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-3527

    30-day exploitation probability 0.2%

    first.org
  • EUVDVulnerability recordEUVD-2025-15576

    The EventON Pro plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check in the 'assets/lib/settings/settings.js' file in all versions up to, and including, 4.9.6. This makes it possible for authenticated attackers, with Subscriber

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.