Quick Event Manager 8.4.6 — 9.18 - Unauthenticated Information Exposure
CVE-2026-82214Published · Updated Action summary
Affected: 8.4.6 – 9.18Update to 9.19 or newer
All remediation steps- Severity
- Medium5.3
- CVSS
- 5.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:LConfidentiality- Low
I:NIntegrity- None
A:NAvailability- None
- Weakness
- CWE-200 Information Exposure
- Required access
- No account needed
- Exploit prediction (EPSS)
- 0.3% chance in 30 days16th percentile
- CISA KEV
- Not listed
On this page8
Am I affected?
Quick Event Manager quick-event-manager
- Affected8.4.6 – 9.18
- Patched in9.19
Update to 9.19 or newer.
You are affected if you run 8.4.6 – 9.18. Version 9.19 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.
- No account is needed to exploit this. Treat any exposed site on an affected version as at risk.
What to do
- Update to version 9.19, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Quick Event Manager to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Shikhali Jamalzade.
The Quick Event Manager plugin for WordPress is vulnerable to Sensitive Information Exposure in versions 8.4.6 through 9.18. This makes it possible for unauthenticated attackers to extract sensitive user or configuration data.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in Quick Event Manager
All 10| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.3 | 9.18 - Unauthenticated Unpaid Event Registration Confirmation 9.9.5 – 9.18Update to 9.19 | CVE-2026-121636 | |
| High7.2 | Unauthenticated Stored Cross-Site Scripting ≤9.18Update to 9.19 | CVE-2026-84848 | |
| Medium5.3 | Missing Authorization ≤9.18Update to 9.19 | CVE-2026-84847 | |
| Medium5.5 | Authenticated(Admin+) Stored Cross-Site Scripting ≤9.6.4Update to 9.6.5 | CVE-2022-46863 | |
| High7.2 | Unauthenticated Stored Cross Site Scripting ≤9.7.4Update to 9.7.5 | CVE-2023-23979 |
- Medium5.39.18 - Unauthenticated Unpaid Event Registration Confirmation
9.9.5 – 9.18Update to 9.19
- High7.2Unauthenticated Stored Cross-Site Scripting
≤9.18Update to 9.19
- Medium5.3Missing Authorization
≤9.18Update to 9.19
- Medium5.5Authenticated(Admin+) Stored Cross-Site Scripting
≤9.6.4Update to 9.6.5
- High7.2Unauthenticated Stored Cross Site Scripting
≤9.7.4Update to 9.7.5
Same weakness (Information Exposure)
All Information Exposure| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.2 | Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header | CVE-2026-120688 | |
| Critical9.8 | Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission | CVE-2026-125055 | |
| Critical9.8 | Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter | CVE-2026-119077 | |
| Medium5.3 | Unauthenticated Sensitive Information Exposure in 'search' Parameter | CVE-2026-121518 |
- 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
- Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder
≤1.0.2Update to 1.1
- Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System
≤3.3.9Update to 3.4.0
- Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce
≤5.127.0Update to 5.128.0
Timeline
CVE published
Severity medium, CVSS 5.3
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.
- EPSS
- Exploit Prediction Scoring System by FIRST.org.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.