Booking logic flaw in Easy!Appointments v1.5.1 allows unauthenticated attackers to create…
Priority HIGH 66CWE-284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-284.
Summary
Booking logic flaw in Easy!Appointments v1.5.1 allows unauthenticated attackers to create appointments with excessively long durations, causing a denial of service by blocking all future booking availability.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0059 48th 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
- Poc
- Automatable
- No
- 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | alextselegidis/easyappointments (Packagist) | up to 1.5.1 | — | No fix listed | GHSA-hcjv-982c-5f29 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- alextselegidis/easyappointments (Packagist) Vendor— Affected up to 1.5.1 Fixed in — No fix listed GHSA-hcjv-982c-5f29
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:easyappointments:easy\!appointments:1.5.1:*:*:*:*:-:*:* | 1.5.1 | Vulnerable | alextselegidis |
- cpe:2.3:a:easyappointments:easy\!appointments:1.5.1:*:*:*:*:-:*:* Versions 1.5.1 Vulnerable ·alextselegidis
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-29448
- 2026-10-03 Alias added: GHSA-hcjv-982c-5f29
References
More alextselegidis Easy!appointments vulnerabilities
- 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-2025-22965 WordPress Easy!Appointments plugin <= 1.4.2 - Cross Site Request Forgery (CSRF) to Settings Change vulnerability CVSS 3.1HIGH 8.8
- TI-2018-09371 Easy!Appointments 1.3.0 has a Missing Authorization issue allowing retrieval of hashed passwords and salts. CVSS 3.1HIGH 7.5
- TI-2018-09370 Easy!Appointments 1.3.0 has a Guessable CAPTCHA issue. CVSS 3.1MEDIUM 6.5
- TI-2024-00643 Easy!Appointments <= 1.3.1 - Authenticated (Contributor+) Stored Cross-Site Scripting CVSS 3.1MEDIUM 6.4
Sources
- CVE-2025-29448 · CVE Program
- CVE-2025-29448 · NVD
- FIRST EPSS
- GHSA-hcjv-982c-5f29 · GitHub Advisory Database · CC BY 4.0
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