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Quick Event Manager <= 9.6.4 — Authenticated(Admin+) Stored Cross-Site Scripting

CVE-2022-46863Published · Updated

Action summary

Affected: ≤9.6.4Update to 9.6.5 or newer

All remediation steps
Severity
Medium5.5
CVSS
5.5
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:H Privileges required
High
UI:N User interaction
None
S:C Scope
Changed
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-692 Incomplete Denylist to Cross-Site Scripting
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

Quick Event Manager quick-event-manager

  1. Affected≤ 9.6.4
  2. Patched in9.6.5

Update to 9.6.5 or newer.

You are affected if you run ≤ 9.6.4. Version 9.6.5 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Quick Event Manager.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 9.6.5, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Quick Event Manager to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Justiice.

The Quick Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in versions up to, and including, 9.6.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrative-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in Quick Event Manager

All 10
More vulnerabilities in Quick Event Manager
SeverityVulnerabilityCVEPublished
Medium5.39.18 - Unauthenticated Unpaid Event Registration Confirmation
9.9.5 – 9.18Update to 9.19
CVE-2026-121636
Medium5.39.18 - Unauthenticated Information Exposure
8.4.6 – 9.18Update to 9.19
CVE-2026-82214
High7.2Unauthenticated Stored Cross-Site Scripting
≤9.18Update to 9.19
CVE-2026-84848
Medium5.3Missing Authorization
≤9.18Update to 9.19
CVE-2026-84847
High7.2Unauthenticated Stored Cross Site Scripting
≤9.7.4Update to 9.7.5
CVE-2023-23979

Timeline

  1. CVE published

    Severity medium, CVSS 5.5

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. 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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