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VulnerabilityPublished

CVE-2026-4316: Zuinq Studio IsMyGym · Cross-site Scripting

Affects Zuinq Studio IsMyGymSource CVE Database V5

0

Not known to be exploited · CVSS 5.1 Medium.

Data as of 26 Oct 2026, 10:05 UTC

CVSS 4.0 base score
5.1Medium
How severe the flaw is on the 0–10 CVSS scale.
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

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Zuinq StudioIsMyGymAffected
  • =versions prior to v6.0.85
Fixed in–

AI-suggested

Until a fix is available, users should exercise caution when interacting with the reservation endpoint and consider implementing input validation or output encoding on the 'ret' parameter if possible.

Description

CVE-2026-4316 is a reflected Cross-Site Scripting (XSS) vulnerability in the IsMyGym software by Zuinq Studio. It affects the reservation endpoint where the 'ret' parameter is reflected in the HTTP response without proper sanitization. Successful exploitation allows an attacker to inject and execute arbitrary JavaScript in the victim's browser context. This vulnerability has a CVSS 4.0 base score of 5.1, indicating medium severity. No affected versions or patch information is provided.

References

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