medium4.8
CVE-2026-105193
The Booking Calendar WordPress plugin before 11.8 does not generate its per-booking access hashes with sufficient entropy, deriving each from a low-entropy tim…
Impact
The Booking Calendar WordPress plugin before 11.8 does not generate its per-booking access hashes with sufficient entropy, deriving each from a low-entropy time-seeded value, which can allow unauthenticated attackers who are able to determine a booking's creation time to predict the hash and then read that booking's personal data or modify the booking in place.
Affected products
| Product | Affected versions |
|---|---|
| Booking Calendar WordPress Plugin | before 11.8 |
Versions were read from the advisory text. No structured product data has been published for this record yet.