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Medium severity6.1NVD Advisory· Published Feb 19, 2026· Updated Jun 17, 2026

CVE-2026-2736

CVE-2026-2736

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Alkacon/Opencms3 versions
    cpe:2.3:a:alkacon:opencms:18.0.0:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:alkacon:opencms:18.0.0:*:*:*:*:*:*:*
    • (no CPE)range: v18.0
    • (no CPE)range: 18.0

Patches

Vulnerability mechanics

References

1

News mentions

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