CVE Intelligence

Alkacon vulnerabilities

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Published CVEs affecting Alkacon products: 2 record(s), with severity, exploitation and fixes.

Opencms 2

Exploited only (KEV) →

CVE-2026-2736 Medium · 6.1 CWE-79 Feb 19, 2026
Reflected Cross-Site Scripting (XSS) vulnerability in Alkacon's OpenCms
Reflected Cross-site Scripting (XSS) in Alkacon's OpenCms v18.0, which allows an attacker to execute JavaScript code in the victim's browser by sending the victim a malicious URL containing the ‘q’ parameter in ‘/search/index.html’. This vulnerability can be exploited to steal sensitive user information such as session cookies, or to perform actions while impersonating the user.
CVE-2026-2735 Medium · 5.4 CWE-79 Feb 19, 2026
Stored Cross-Site Scripting (XSS) vulnerability in Alkacon's OpenCms
Stored Cross-Site Scripting (XSS) in Alkacon's OpenCms v18.0, which occurs when user input is not properly validated when sending a POST request to ‘/blog/new-article/org.opencms.ugc.CmsUgcEditService.gwt’ using the ‘text’ parameter.