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WordPress plugin

Booking Calendar <= 11.7 — Missing Authorization

CVE-2026-74002Published · Updated

Action summary

Affected: ≤11.7Update to 11.8 or newer

All remediation steps
Watch plugin
Severity
Medium5.3
CVSS
5.3
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/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:N Privileges required
None
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
No account needed
Exploit prediction (EPSS)
0.3% chance in 30 days22th percentile
CISA KEV
Not listed
On this page8

Am I affected?

Booking Calendar booking

  1. Affected≤ 11.7
  2. Patched in11.8

Update to 11.8 or newer.

You are affected if you run ≤ 11.7. Version 11.8 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.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 11.8, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Booking Calendar to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Ananda Dhakal.

The Booking Calendar plugin for WordPress is vulnerable to unauthorized access in all versions up to, and including, 11.7. This is due to a missing capability check on a function. This makes it possible for unauthenticated attackers 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 Booking Calendar

All 38
More vulnerabilities in Booking Calendar
SeverityVulnerabilityCVEPublished
Medium5.3Unauthenticated Sensitive Information Exposure in 'WPBC_FLEXTIMELINE_NAV' AJAX Action
≤11.4.3Update to 11.5
CVE-2026-18496
Low2.711.8.2 - Authenticated (Editor+) Information Exposure
10.15 – 11.8.2Update to 11.8.3
CVE-2026-105195
Medium5.3Unauthenticated Information Exposure
<11.8Update to 11.8
CVE-2026-105193
Medium5.3Unauthenticated Duplicate Slot Booking
≤11.8.4Update to 11.9
CVE-2026-39601
Medium6.1Reflected Cross-Site Scripting via 'wpbc_auto_fill' Parameter
≤11.8.3Update to 11.8.4
CVE-2026-93655

Same weakness (Missing Authorization)

All Missing Authorization
Other Missing Authorization vulnerabilities
SeverityVulnerabilityCVEPublished
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
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
CVE-2026-125055
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
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 5.3

  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.
EPSS
Exploit Prediction Scoring System by FIRST.org.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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