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Appointment Booking and Scheduling Calendar Plugin – WP Timetics <= 1.0.36 — Missing Authorization to Unauthenticated Booking Details View And Modification

CVE-2025-5919Published · Updated

Action summary

Affected: ≤1.0.36Update to 1.0.37 or newer

All remediation steps
Severity
Medium6.5
CVSS
6.5
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-862 Missing Authorization
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

Timetics – Appointment Booking Calendar & Scheduling timetics

  1. Affected≤ 1.0.36
  2. Patched in1.0.37

Update to 1.0.37 or newer.

You are affected if you run ≤ 1.0.36. Version 1.0.37 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Timetics – Appointment Booking Calendar & Scheduling.
  • 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 1.0.37, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Timetics – Appointment Booking Calendar & Scheduling to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to greenhats.

The Appointment Booking and Scheduling Calendar Plugin – WP Timetics plugin for WordPress is vulnerable to unauthorized access and modification of data due to a missing capability check on the update and register_routes functions in all versions up to, and including, 1.0.36. This makes it possible for unauthenticated attackers to view and modify booking details.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in Timetics – Appointment Booking Calendar & Scheduling

All 16
More vulnerabilities in Timetics – Appointment Booking Calendar & Scheduling
SeverityVulnerabilityCVEPublished
Medium5.3Missing Authorization
≤1.0.65Update to 1.0.66
CVE-2026-116860
Medium5.3Missing Authorization
≤1.0.63Update to 1.0.64
CVE-2026-97304
Medium5.3Missing Authorization
≤1.0.61Update to 1.0.62
CVE-2026-84215
Medium4.3Authenticated (Staff+) Insecure Direct Object Reference
<1.0.62Update to 1.0.62
CVE-2026-14326
Medium5.3Missing Authorization to Unauthenticated Booking Approval
≤1.0.56Update to 1.0.57
CVE-2026-14322

Same weakness (Missing Authorization)

All Missing Authorization
Other Missing Authorization vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent HeaderCVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form SubmissionCVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' ParameterCVE-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 6.5

  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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