// For flags

CVE-2021-26032

[20210501] - Core - Adding HTML to the executable block list of MediaHelper::canUpload

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 3.9.26. HTML was missing in the executable block list of MediaHelper::canUpload, leading to XSS attack vectors.

Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.26. Falta HTML en la lista de bloqueo ejecutable de la función MediaHelper::canUpload, conllevando a vectores de ataque de tipo XSS

*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
  • 2021-05-26 CVE Published
  • 2024-02-08 EPSS Updated
  • 2024-09-17 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 <= 3.9.26
Search vendor "Joomla" for product "Joomla\!" and version " >= 3.0.0 <= 3.9.26"
-
Affected