CVE-2026-48952

EUVD-2026-42070
Lack of escaping leads to an XSS vulnerability in the update list view of com_installer.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 4.45%
Affected Products (NVD)
VendorProductVersion
joomlajoomla\!
4.0.0 ≤
𝑥
< 5.4.7
joomlajoomla\!
6.0.0 ≤
𝑥
< 6.1.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://developer.joomla.org/security-centre/1060-20260706-core-xss-in-com-installer.html