Easy Appointments <= 3.11.18 - Insufficient Authorization
Priority LOW 26CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
The Easy Appointments plugin for WordPress is vulnerable to unauthorized modification of data due to insufficient user validation on the ajax_cancel_appointment() function in all versions up to, and including, 3.11.18. This makes it possible for unauthenticated attackers to cancel other users orders.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00432 37th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| alextselegidis | Easy Appointments | up to 3.11.18 | — | No fix listed | CNA |
- Easy Appointments Vendoralextselegidis Affected up to 3.11.18 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:easy-appointments:easy_appointments:*:*:*:*:*:wordpress:*:* | before 3.11.19 | Vulnerable | Easy Appointments |
- cpe:2.3:a:easy-appointments:easy_appointments:*:*:*:*:*:wordpress:*:* Versions before 3.11.19 Vulnerable ·Easy Appointments
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-2844
- 2026-10-03 Alias added: GHSA-2vp3-qj4j-9chv
References
More alextselegidis vulnerabilities
- TI-2023-01200 Use of Hard-coded Credentials in alextselegidis/easyappointments CVSS 3.1CRITICAL 9.8
- TI-2026-70736 Easy!Appointments authorization bypass lets attackers modify bookings CVSS 4.0HIGH 8.8
- TI-2024-37956 An issue in Alex Tselegidis EasyAppointments v.1.5.0 allows a remote attacker to escalate… CVSS 3.1CRITICAL 9.8
- TI-2026-19023 CSRF Protection Bypass: Sensitive endpoints accept GET requests, enabling admin account takeover CVSS 4.0HIGH 7.4
- TI-2025-32119 alextselegidis Easy!Appointments v1.5.1 was discovered to contain a SQL injection… CVSS 3.1HIGH 8.1
- TI-2023-01980 Session Fixation in alextselegidis/easyappointments CVSS 3.1HIGH 8.8
Sources
- CVE-2024-2844 · CVE Program
- CVE-2024-2844 · NVD
- FIRST EPSS
- GHSA-2vp3-qj4j-9chv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences