UpHeron
All vulnerabilities

Servers and applications

CVE-2026-48903

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components.

Severity
Medium 6.9
Published
26 May 2026
Last changed
24 Jul 2026
Added to UpHeron
21 Oct 2026
Fixed in
5.4.6, 6.1.1
Sources
NVD

Affected software

SoftwareAffected versions
Joomla!Servers and applications · cpe:a:joomla:joomla\!
  • From 3.0.0 before 5.4.6
  • From 6.0.0 before 6.1.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-48903
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-48903