Blog

"Prevention is cheaper than a breach"

Home / Threats / CVE-2026-1537

CVE-2026-1537 - Calendar Booking Plugin For Appointments And Events

CVE-2026-1537

The LatePoint – Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the load_step() function in all versions up to, and including, 5.2.6. This makes it possible for unauthenticated attackers to view booking information including customer names, email addresses, phone numbers, appointment times, and service details.

CVE-2026-1537

MEDIUM CVSS 5.3 Published 2026-02-12 Updated 2026-04-15
AI Risk Elevated (60/100) Active Exploit: No strong signal Published Exploit: No public exploit references Priority: P3 Priority
Severity Band MEDIUM
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Components 4
Reference Links 3
AI Risk Engine Elevated (60/100)
Exploitability High
Active Exploitation No strong signal
Published Exploit Status No public exploit references

Threat Timeline

  1. 2026-02-12 CVE published and first recorded in the threat feed.
  2. 2026-04-15 Record updated with latest vulnerability metadata.
  3. 2026-04-09 AI technical context refreshed for mitigation and impact guidance.
  4. Now Monitoring for follow-up changes, linked references, and new related CVEs.

AI Context

Machine-generated threat intelligence

AI Updated 6 days ago

AI enriched 6 days ago (2026-04-09 05:59 UTC)

Technical Summary

The LatePoint – Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the load_step() function in all versions up to, and including, 5.2.6. This makes it possible for unauthenticated attackers to view booking information including customer names, email addresses, phone numbers, appointment times, and service details.

Potential Impact

Severity is MEDIUM (CVSS 5.3). Depending on deployment context, affected components may be exposed to unauthorized actions or data integrity risk.

Exploitability Assessment

Exploitability is assessed as High based on remote code execution potential, low-bar exploit prerequisites.

Primary risk drivers: remote code execution potential, low-bar exploit prerequisites

Mitigation Recommendations

Validate affected product versions, prioritize patching, and monitor references for vendor remediation guidance. If immediate patching is not possible, apply compensating controls and limit exposure of vulnerable surfaces.

Detection & Monitoring

Track authentication anomalies, unexpected file writes, and suspicious plugin API activity around affected components.

Business Impact Lens

Prioritize remediation where affected components process customer data, admin sessions, or Internet-exposed workflows.

Affected Products

Calendar Booking Plugin For Appointments And Events PLUGIN · calendar-booking-plugin-for-appointments-and-events Affected: <= 5.2.6 Fixed version not specified
For Appointments And Events PLUGIN · for-appointments-and-events Affected: <= 5.2.6 Fixed version not specified
Latepoint PLUGIN · latepoint Affected: <= 5.2.6 Fixed version not specified
LatePoint – Calendar Booking Plugin for Appointments and Events PLUGIN · latepoint-calendar-booking-plugin-for-appointments-and-events Affected: <= 5.2.6 Fixed version not specified
Scroll to top