CVE-2026-66679 json
WordPress Appointment Hour Booking plugin <= 1.5.91 - Broken Access Control vulnerability
published 2026-08-18 2 mo ago modified 2026-10-22 17 d ago also EUVD-2026-60933
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 28%
- public exploits
- 0
- none known
Summary
Unauthenticated Broken Access Control in Appointment Hour Booking <= 1.5.91 versions.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2 mo ago
Exploit prediction
0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L |
Affected products
- codepeople Appointment Hour Booking
Classification
- Weakness
-
- CWE-1284 Improper Validation of Specified Quantity in Input
- Technology feeds
References
Sources
- CVE List CVE-2026-66679
- NVD CVE-2026-66679
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.