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CVE-2026-23891 Decidim has a Cross-site scripting (XSS) vulnerability via user name field

🗓️ 13 Apr 2026 16:52:16Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 17 Views

Decidim XSS in user name field allows code execution on a comment page; fixed in 0.30.5 and 0.31.1.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-23891
13 Apr 202616:52
attackerkb
Circl
CVE-2026-23891
13 Apr 202619:18
circl
CNNVD
Decidim 跨站脚本漏洞
13 Apr 202600:00
cnnvd
CVE
CVE-2026-23891
13 Apr 202616:52
cve
EUVD
EUVD-2026-22024
13 Apr 202616:35
euvd
Github Security Blog
Decidim has a cross-site scripting (XSS) in user name
13 Apr 202616:35
github
NVD
CVE-2026-23891
13 Apr 202617:16
nvd
OSV
GHSA-FC46-R95F-HQ7G Decidim has a cross-site scripting (XSS) in user name
13 Apr 202616:35
osv
Positive Technologies
PT-2026-32446
13 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-23891
14 Apr 202619:22
redhatcve
Rows per page
[
  {
    "vendor": "decidim",
    "product": "decidim",
    "versions": [
      {
        "version": ">= 0.31.0.rc1, < 0.31.1",
        "status": "affected"
      },
      {
        "version": "< 0.30.5",
        "status": "affected"
      }
    ]
  }
]

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