CVE-2026-27377
WordPress QuickCal - Appointment Booking Calendar for WordPress plugin <= 1.0.16 - Broken Access Control vulnerability
Booking Agent Broken Access Control in QuickCal - Appointment Booking Calendar for WordPress <= 1.0.16 versions.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
WordPress QuickCal - Appointment Booking Calendar for WordPress plugin <= 1.0.16 - Broken Access Control vulnerability
Booking Agent Broken Access Control in QuickCal - Appointment Booking Calendar for WordPress <= 1.0.16 versions.
- Record
CVE-2026-27377- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:H - Weakness
- CWE-862
- Updated
- 2026-11-02
EUVDEUVD-2026-48154
Booking Agent Broken Access Control in QuickCal - Appointment Booking Calendar for WordPress <= 1.0.16 versions.
- Record
EUVD-2026-48154- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-r5c7-h5q4-cjrc
Booking Agent Broken Access Control in QuickCal - Appointment Booking Calendar for WordPress <= 1...
Booking Agent Broken Access Control in QuickCal - Appointment Booking Calendar for WordPress <= 1.0.16 versions.
- Record
GHSA-r5c7-h5q4-cjrc- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:H - Weakness
- CWE-862
- Updated
- 2026-11-02
NVD
Booking Agent Broken Access Control in QuickCal - Appointment Booking Calendar for WordPress <= 1.0.16 versions.
- Record
CVE-2026-27377- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:H - Weakness
- CWE-862
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-27377 is a medium vulnerability (CVSS 6.7) in Axiomthemes Quickcal - Appointment Booking Calendar For Wordpress, published July 23, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. No source names a fixed version.