CVE-2026-4316

Reflected Cross-Site Scripting in software IsMyGym by Zuinq Studio

Published Oct 26, 2026 CVSS 4.0 · 5.1 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

The vulnerability has been fixed by Zuinq Studio team in version v6.0.85.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Reflected Cross-Site Scripting in software IsMyGym by Zuinq Studio
First Time appeared Zuinq Studio
Zuinq Studio ismygym
Weaknesses CWE-79
CPEs cpe:2.3:a:zuinq_studio:ismygym:versions_prior_to_v6.0.85:*:*:*:*:*:*:*
Vendors & Products Zuinq Studio
Zuinq Studio ismygym
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
INCIBE
Published
Updated
Oct 26, 2026, 2:35 PM
Reserved
Mar 17, 2026, 8:58 AM
Status
Deferred
Published
Oct 26, 2026, 10:16 AM
Modified
Oct 26, 2026, 3:16 PM