Booking Calendar 10.15 — 11.8.2 - Authenticated (Editor+) Information Exposure
CVE-2026-105195Published · Updated Action summary
Affected: 10.15 – 11.8.2Update to 11.8.3 or newer
All remediation steps- Severity
- Low2.7
- CVSS
- 2.7CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:HPrivileges required- High
UI:NUser interaction- None
S:UScope- Unchanged
C:LConfidentiality- Low
I:NIntegrity- None
A:NAvailability- None
- Weakness
- CWE-200 Information Exposure
- Required access
- Unknown
- Exploit prediction (EPSS)
- 0.2% chance in 30 days13th percentile
- CISA KEV
- Not listed
On this page8
Am I affected?
Booking Calendar booking
- Affected10.15 – 11.8.2
- Patched in11.8.3
Update to 11.8.3 or newer.
You are affected if you run 10.15 – 11.8.2. Version 11.8.3 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Booking Calendar.
- No admin access? Run a passive check of your site. It reads public files only.
What to do
- Update to version 11.8.3, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Booking Calendar to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to vuxvinh.
The Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in versions 10.15 through 11.8.2. This makes it possible for authenticated attackers, with editor-level access and above, 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 Booking Calendar
All 38| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.3 | Unauthenticated Sensitive Information Exposure in 'WPBC_FLEXTIMELINE_NAV' AJAX Action ≤11.4.3Update to 11.5 | CVE-2026-18496 | |
| Medium5.3 | Unauthenticated Information Exposure <11.8Update to 11.8 | CVE-2026-105193 | |
| Medium5.3 | Unauthenticated Duplicate Slot Booking ≤11.8.4Update to 11.9 | CVE-2026-39601 | |
| Medium6.1 | Reflected Cross-Site Scripting via 'wpbc_auto_fill' Parameter ≤11.8.3Update to 11.8.4 | CVE-2026-93655 | |
| Medium6.1 | Reflected Cross-Site Scripting via 'options' Parameter ≤11.8.2Update to 11.8.3 | CVE-2026-92561 |
- Medium5.3Unauthenticated Sensitive Information Exposure in 'WPBC_FLEXTIMELINE_NAV' AJAX Action
≤11.4.3Update to 11.5
- Medium5.3Unauthenticated Information Exposure
<11.8Update to 11.8
- Medium5.3Unauthenticated Duplicate Slot Booking
≤11.8.4Update to 11.9
- Medium6.1Reflected Cross-Site Scripting via 'wpbc_auto_fill' Parameter
≤11.8.3Update to 11.8.4
- Medium6.1Reflected Cross-Site Scripting via 'options' Parameter
≤11.8.2Update to 11.8.3
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 low, CVSS 2.7
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.