CVE-2026-86841
4.7
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Summary
The Online Scheduling and Appointment Booking System WordPress plugin before 28.3 does not prevent deserialization of untrusted input and does not correctly restrict a privileged maintenance feature to administrators, allowing users granted a custom booking-management capability, which an administrator must explicitly assign, to inject arbitrary PHP objects, overwrite privileged site options, and read stored integration secrets.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Unknown | Online Scheduling and Appointment Booking System | 23.2 < 28.3 | affected |
Weaknesses
- CWE-502 Deserialization of Untrusted Data
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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