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CVE-2026-21631 Joomla! Core - [20260303] - XSS vector in com_associations comparison view

🗓️ 01 Apr 2026 09:03:17Reported by JoomlaType 
cvelist
 cvelist
🔗 www.cve.org👁 26 Views

CVE-2026-21631 exposes Joomla core XSS in com_associations comparison view due to missing output escaping.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-21631
1 Apr 202609:03
attackerkb
Circl
CVE-2026-21631
31 Mar 202617:00
circl
CNNVD
Joomla! CMS 安全漏洞
1 Apr 202600:00
cnnvd
CVE
CVE-2026-21631
1 Apr 202609:03
cve
EUVD
EUVD-2026-17857
1 Apr 202612:31
euvd
Joomla! Vulnerable Extensions List
[20260303] - Core - XSS vector in com_associations comparison view
11 Mar 202600:00
joomla
NVD
CVE-2026-21631
1 Apr 202610:16
nvd
OpenVAS
Joomla! Multiple Vulnerabilities (20260302, 20260303, 20260304, 20260305, 20260306)
2 Apr 202600:00
openvas
OSV
BIT-JOOMLA-2026-21631 Joomla! Core - [20260303] - XSS vector in com_associations comparison view
10 Apr 202608:49
osv
Positive Technologies
PT-2026-29503
1 Apr 202600:00
ptsecurity
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "product": "Joomla! CMS",
    "vendor": "Joomla! Project",
    "versions": [
      {
        "status": "affected",
        "version": "4.0.0-5.4.3"
      },
      {
        "status": "affected",
        "version": "6.0.0-6.0.3"
      }
    ]
  }
]

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02 Apr 2026 05:09Current
CVSS 48.4
EPSS0.00216
26