CVE detail
CVE-2026-21631
Lack of output escaping leads to a XSS vector in the multilingual associations component.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 11.0 · diversity 10.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
2 source links · newest first
No excerpt available.
Exploitgithub.comApr 1, 2026, 10:16 AM- https://developer.joomla.org/security-centre/1029-20260303-core-xss-vector-in-com-associations-comparison-view.htmldeveloper.joomla.org
No excerpt available.
Vendor Advisorydeveloper.joomla.orgApr 1, 2026, 10:16 AM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
Related records
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- CVE-2026-48949CVSS 5.9 · Medium
Lack of validation leads to an XSS vulnerability in the MFA management views.