CVE-2026-110033 Salon Booking System < 10.31.11 - Salon Staff+ Stored XSS and SSRF via Salon REST 'image_url'
Authenticated attackers can inject malicious scripts via SVG uploads and read internal server resources through unvalidated image URLs in the Salon Booking System plugin.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-110033?
CVE-2026-110033 is a medium-severity cross-site scripting vulnerability in Unknown Salon Booking System, published on 18 Oct 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Salon Booking System WordPress plugin before 10.31.11 does not validate a user-supplied image URL before fetching it server-side and writing the response to a publicly accessible location under an attacker-chosen filename, allowing users with the Salon Staff role or higher to force the server to read internal-only resources and disclose them, and to store a malicious SVG that runs arbitrary scripts in the site's origin for anyone who opens it.
Weakness: CWE-79
Which versions are affected by CVE-2026-110033?
How do I fix CVE-2026-110033?
No fix has been published for CVE-2026-110033 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-110033 being exploited?
There is no known exploitation of CVE-2026-110033 in the wild and no public exploit code.
Sources
Also known as GHSA-6fxp-r7r3-93x6.