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CVE-2026-110034— Salon Booking System < 10.31.11 - Unauthenticated Negative Booking Total via Discount Code

Quick assessment

Affected
Unknown Salon Booking System
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 10.31.11 版本之前的 Salon Booking System WordPress 插件中，当从预订总额中扣除固定金额折扣时，未强制执行最低值为零的限制。这允许任何知晓有效折扣代码的未认证访客创建已确认的预订，且该预订以负总额被存储。

CVSS 3.7 · Low EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Salon Booking System < 10.31.11 affected
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I. Basic Information for CVE-2026-110034

Vulnerability Information
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Vulnerability Title
Salon Booking System < 10.31.11 - Unauthenticated Negative Booking Total via Discount Code
Source: CVE Program / CVE List V5
Vulnerability Description
The Salon Booking System WordPress plugin before 10.31.11 does not enforce a minimum of zero when subtracting a fixed-amount discount from a booking's total, allowing an unauthenticated visitor who knows a valid discount code to create a confirmed booking stored with a negative total.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown Salon Booking System 0 ~ 10.31.11 -

II. Public POCs for CVE-2026-110034

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III. Intelligence Information for CVE-2026-110034

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Same Patch Batch · Unknown · 2026-10-19 · 20 CVEs total

CVE-2026-74921 6.8 MEDIUM Document Gallery 4.0 - 5.1.1 - Contributor+ Stored XSS via Gallery Shortcode Attributes
CVE-2026-94231 5.3 MEDIUM TrueBooker Appointment Booking 1.1.9 - 1.2.9 - Unauthenticated Service and Category Creati
CVE-2026-106010 5.3 MEDIUM BDM Digital Payment Gateway 1.2.7 - 1.3.12 - Unauthenticated Payment Confirmation Forgery
CVE-2026-103311 5.3 MEDIUM Coinbase Commerce Payment Gateway for WooCommerce <= 1.4.1 - Unauthenticated Webhook Signa
CVE-2026-74922 5.3 MEDIUM Document Gallery 4.1 - 5.1.1 - Unauthenticated Document Thumbnail Replacement via Thumber
CVE-2026-86791 5.3 MEDIUM iPOSpays Payment Gateway for WooCommerce < 1.4.7 - Unauthenticated Payment Confirmation Fo
CVE-2026-94228 5.3 MEDIUM TrueBooker Appointment Booking 1.1.9 - 1.2.9 - Unauthenticated Plugin Settings Overwrite v
CVE-2026-94229 5.3 MEDIUM TrueBooker Appointment Booking 1.1.9 - 1.2.9 - Unauthenticated Customer PII Disclosure via
CVE-2026-94230 5.3 MEDIUM TrueBooker Appointment Booking 1.1.9 - 1.2.9 - Unauthenticated Booking Creation with Arbit
CVE-2026-94272 5.3 MEDIUM Snap Finance 1.0.8 - 3.11.0 - Unauthenticated Arbitrary Order Status Change via Multiple A
CVE-2026-94294 5.3 MEDIUM App Builder 3.8.4 - 5.7.0 - Unauthenticated Option Write and Redirect via includes/pure.ph
CVE-2026-91831 3.8 LOW Subscribe to Comments 2.3 - 2.3.2 - Author+ Email Header Injection via From Name Setting
CVE-2026-94273 Snap Finance <= 3.11.0 - Unauthenticated Payment Confirmation Forgery via snap_finance_com
CVE-2026-89286 FormFlow for GoHighLevel <= 1.0.0 - Unauthenticated Sensitive Data Disclosure via Log File
CVE-2026-106014 Gateway for Vantiv on WC <= 1.0.1 - Unauthenticated Order Payment Completion via Payment C
CVE-2026-91047 ElementsReady Addons for Elementor <= 6.7.2 - Unauthenticated Paid Download Access Bypass
CVE-2026-106933 Blaze Demo Importer < 1.0.17 - Author+ Stored XSS via SVG Upload
CVE-2026-91046 ElementsReady Addons for Elementor <= 6.7.2 - Subscriber+ Plugin Settings Overwrite via Mi
CVE-2026-106028 ActiveTrail for WooCommerce <= 1.2.6 - Unauthenticated Arbitrary Coupon Creation

IV. Related Vulnerabilities

Same product: Salon Booking System
Same vendor: Unknown

V. Comments for CVE-2026-110034

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