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EventON <= 4.9.9 — Missing Authorization

CVE-2025-47565Published · Updated

Action summary

Affected: ≤4.9.9No patch available

What to do until a fix ships
Watch plugin
Severity
Medium4.3
CVSS
4.3
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:L Privileges required
Low
UI:N User interaction
None
S:U Scope
Unchanged
C:N Confidentiality
None
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-862 Missing Authorization
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

EventON (Pro) - WordPress Virtual Event Calendar Plugin eventON

  1. Affected≤ 4.9.9
  2. PatchedNo fix yet

No patched version available.

You are affected if you run ≤ 4.9.9. No fixed version has been released.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under EventON (Pro) - WordPress Virtual Event Calendar Plugin.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch EventON (Pro) - WordPress Virtual Event Calendar Plugin to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Nguyễn Trung Kiên.

The EventON (Pro) - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in all versions up to, and including, 4.9.9. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform an unauthorized action.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in EventON (Pro) - WordPress Virtual Event Calendar Plugin

All 18
More vulnerabilities in EventON (Pro) - WordPress Virtual Event Calendar Plugin
SeverityVulnerabilityCVEPublished
Critical9.8WordPress Virtual Event Calendar Plugin <= 5.0.11 - Unauthenticated Blind SQL Injection via Search Parameter
≤5.0.11No patch available
CVE-2026-9711
Medium6.1Reflected Cross-Site Scripting
≤4.9.12No patch available
CVE-2026-28037
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤4.9.12No patch available
CVE-2025-63064
Medium6.4WordPress Virtual Event Calendar Plugin <= 4.9.6 - Missing Authorization to Authenticated (Subscriber+) Stored Cross-Site Scripting
≤4.9.6Update to 4.9.7
CVE-2025-3527
Medium5.3Missing Authorization
≤4.9.9No patch available
CVE-2025-47564

Same weakness (Missing Authorization)

All Missing Authorization
Other Missing Authorization vulnerabilities
SeverityVulnerabilityCVEPublished
Medium6.4Authenticated (Contributor+) DOM-Based Stored Cross-Site Scripting via 'data-text-sec', 'data-title', and 'title' Attributes via Custom HTML Block
Flatsome≤3.20.12Update to 3.20.13
CVE-2026-18742
High7.1Unauthenticated PHP Object Injection to Arbitrary File Deletion via 'comment_content'/'comment_agent' Parameter during Attachment Rename
Optimole – Optimize Images | Convert WebP & AVIF | CDN & Lazy Load | Image Optimization≤4.2.19Update to 4.2.20
CVE-2026-124969
Critical9.8Missing Authorization to Unauthenticated Arbitrary User Password Reset / Account Takeover via Webhook with 'Is the user ID' Field
AutomatorWP Webhooks≤1.4.4Update to 1.4.5
CVE-2026-126173
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688

Timeline

  1. CVE published

    Severity medium, CVSS 4.3

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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