CVE Catalog

CVE-2026-4316

MediumCVSS 5.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.42%

36th percentile - higher than 36% of all known CVEs

Summary

IsMyGym by Zuinq Studio contains a Reflected Cross-Site Scripting (XSS) vulnerability in the reservation endpoint, where the 'ret' parameter is reflected in the HTTP response without proper sanitization. Successful exploitation could allow an attacker to inject arbitrary JavaScript executed in the victim's browser context.

Risk Assessment

An attacker could trick a user into clicking a crafted link, executing malicious script in their browser and potentially hijacking the session or stealing data.

Recommendation

Update IsMyGym to a patched version and implement proper input validation and encoding at the reservation endpoint.

Related vulnerabilities

Original NVD description (English source)

Reflected Cross-Site Scripting (XSS) in Gym Management Software IsMyGym by Zuinq Studio affecting the reservation endpoint where the 'ret' parameter is reflected in the HTTP response without any proper sanitization. Successfull explotation of this vulnerability could allow an attacker to inject arbitrary JavaScript code executed in the context of the victim’s browser.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS