CVE-2026-66453

CRITICAL 9.8

WordPress Salon booking system plugin <= 10.30.26 - Broken Authentication vulnerability

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

Unauthenticated Broken Authentication in Salon booking system <= 10.30.26 versions.

CWE	CWE-288
Vendor	dimitri grassi
Product	salon booking system
Published	Aug 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Dimitri Grassi / Salon booking system

n/a ≤ 10.30.26

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/salon-booking-system/vulnerability/wordpress-salon-booking-system-plugin-10-30-26-broken-authentication-vulnerability?_s_id=cve

Credits

Evan NR | Patchstack Bug Bounty Program