[20210401] - Core - Escape xss in logo parameter error pages
CVE-2021-26030

6.1MEDIUM

Key Information:

Vendor

Joomla
Status
Joomla! Cms
Vendor
CVE Published:
14 April 2021

What is CVE-2021-26030?

An issue was discovered in Joomla! 3.0.0 through 3.9.25. Inadequate escaping allowed XSS attacks using the logo parameter of the default templates on error page

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Deploy the Patch

Affected Version(s)

Joomla! CMS 3.0.0-3.9.25

References

https://developer.joomla.org/security-centre/850-20210401...
x_refsource_MISCvendor-advisory

EPSS Score

38% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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