CVE-2026-89007 json
Bookit < 2.6.0.5 - Bookit Staff+ Arbitrary Appointment Deletion via Missing Authorization
published 2026-09-18 52 d ago modified 2026-09-18 51 d ago also EUVD-2026-82680
- cvss
- 2.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 20%
- public exploits
- 0
- none known
Summary
The Bookit — Booking & Appointment Calendar WordPress plugin before 2.6.0.5 does not perform a capability check in one of its appointment-deletion functions, allowing users with its low-privileged custom Staff role to delete arbitrary appointments.
Patch / fix
- Unknown Bookit — Booking & Appointment Calendar 2.6.0.5
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 51 d ago
Exploit prediction
0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/5e174229-a375-456c-b651-7ad4a3c004ab/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 2.7 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N |
| CNA | 3.1 | 2.7 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N |
Affected products
- Unknown Bookit — Booking & Appointment Calendar
Classification
- Weakness
-
- CWE-862 Missing Authorization
- Technology feeds
References
-
wpscan.com
/vulnerability/5e174229-a375-456c-b651-7ad4a3c004ab/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-89007
- NVD CVE-2026-89007
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.