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CVE-2026-2735

🗓️ 19 Feb 2026 08:38:31Reported by INCIBEType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views🌐 WEB

XSS in OpenCms 18.0 via unvalidated text in POST to /blog/new-article/org.opencms.ugc.CmsUgcEditService.gwt.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-2735
19 Feb 202608:38
attackerkb
CNNVD
Alkacon OpenCMS 跨站脚本漏洞
19 Feb 202600:00
cnnvd
Cvelist
CVE-2026-2735 Stored Cross-Site Scripting (XSS) vulnerability in Alkacon's OpenCms
19 Feb 202608:38
cvelist
NVD
CVE-2026-2735
19 Feb 202609:16
nvd
Positive Technologies
PT-2026-20772
19 Feb 202600:00
ptsecurity
RedhatCVE
CVE-2026-2735
20 Feb 202613:26
redhatcve
Snyk
Cross-site Scripting (XSS)
19 Feb 202610:09
snyk
Vulnrichment
CVE-2026-2735 Stored Cross-Site Scripting (XSS) vulnerability in Alkacon's OpenCms
19 Feb 202608:38
vulnrichment
NVD
Vulners
CNA
Node
alkaconopencmsMatch18.0.0
[
  {
    "defaultStatus": "unaffected",
    "product": "OpenCms",
    "vendor": "Alkacon",
    "versions": [
      {
        "status": "affected",
        "version": "18.0"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
textrequest body/blog/new-article/org.opencms.ugc.CmsUgcEditService.gwtStored XSS in OpenCms when user input in the text parameter is not validated during POST to the edit service.CWE-79

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23 Feb 2026 19:16Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.15.4
CVSS 45.1
EPSS0.00039
SSVC
5