CVE-2023-4189

MEDIUM 4.8CVE-2023-4189 · Published 05/08/2023 · updated 17/06/2026

In short

CVE-2023-4189 is a MEDIUM (CVSS 4.8) vulnerability affecting instantcms (instantcms).
Chance of exploitation in the next 30 days (EPSS): 0.47%, higher than 40.9% of all vulnerabilities.
Fix: update to 2.16.1 or later.

Package	Affected versions	Patched versions
instantcms instantcms	`< 2.16.1`	`2.16.1`

Cross-site Scripting (XSS) - Reflected in GitHub repository instantsoft/icms2 prior to 2.16.1-git.

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Package

Affected versions

Patched versions

< 2.16.1

2.16.1

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