Account Escalation Vulnerability in Salon Booking System Plugin by WordPress
CVE-2026-110031
Key Information:
- Vendor
WordPress
- Status
- Vendor
- CVE Published:
- 18 October 2026
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What is CVE-2026-110031?
The Salon Booking System plugin for WordPress, prior to version 10.31.11, contains a significant security flaw that allows users with the custom salon staff role to maliciously assign arbitrary capabilities to other accounts while editing customer details. This potential for privilege escalation could enable a user to elevate any account to an administrator level, resulting in full administrative control over the site. Site owners are urged to update to the latest version to mitigate the risks associated with this vulnerability.
Affected Version(s)
Salon Booking System 10.17 < 10.31.11
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.