PT-2021-15380 · Joomla · Joomla!

Šarūnas Paulauskas · Published 2021-01-12 · Updated 2025-04-03 · CVE-2021-23125

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Joomla! versions 3.1.0 through 3.9.23

Description The issue is related to the lack of escaping of image-related parameters in multiple com tags views, which can lead to XSS attack vectors.

Recommendations For Joomla! versions 3.1.0 through 3.9.23, update to a version that includes the fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BIT-JOOMLA-2021-23125

CVE-2021-23125

Affected Products

Joomla!

References · 5

• https://osv.dev/vulnerability/BIT-joomla-2021-23125 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-23125 · Security Note
• https://developer.joomla.org/security-centre/838-20210103-core-xss-in-com-tags-image-parameters.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-23125 · Vendor Advisory
• https://t.me/cvenotify/8610 · Telegram Post