Medium
Bookly < 28.3 - Unauthenticated Payment Bypass via Booking Price Manipulation
The Bookly WordPress plugin before 28.3 does not validate client-supplied booking quantity values on the server before computing the appointment total, allowing unauthenticated users to reduce the total to zero and book paid services for free while bypassing the payment step.
Announced Group revision 1
Original source ↗CVE-2026-86838
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-86838
Bookly
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Unknown",
"product": "Bookly",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "28.3",
"versionType": "semver"
}
],
"collectionURL": "https://wordpress.org/plugins",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-86838
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #3166 · Revision 1
- Added to Heist Feed
- Publisher date