// For flags

CVE-2021-26030

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

Severity Score

6.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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

Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.25. El escape inadecuado permitió ataques de tipo XSS, usando el parámetro logo de las plantillas predeterminadas en la página de error

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-25 CVE Reserved
  • 2021-04-14 CVE Published
  • 2023-12-29 EPSS Updated
  • 2024-09-16 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Joomla
Search vendor "Joomla"
 Joomla\!
Search vendor "Joomla" for product "Joomla\!"
 >= 3.0.0 <= 3.9.25
Search vendor "Joomla" for product "Joomla\!" and version " >= 3.0.0 <= 3.9.25"
-
Affected