Medium severity · published Oct 11, 2021
CVE-2021-24563
The Frontend Uploader WordPress plugin through 1.3.2 does not prevent HTML files from being uploaded via its form, allowing unauthenticated user to upload a malicious HTML file…
6.1
CVSS
26.3%
EPSS
No
On KEV
Description
The Frontend Uploader WordPress plugin through 1.3.2 does not prevent HTML files from being uploaded via its form, allowing unauthenticated user to upload a malicious HTML file containing JavaScript for example, which will be triggered when someone access the file directly
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)26.3% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FU
Frontend Uploader · Frontend Uploader Project
through 1.3.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-24563
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-24563
Exploit
http://packetstormsecurity.com/files/165515/WordPress-Frontend-Uploader-1.3.2-Cross-Site-Scripting.html
Exploit
https://wpscan.com/vulnerability/e53ef41e-a176-4d00-916a-3a03835370f1
More from Frontend Uploader
–
CVE-2014-9444
Cross-site scripting (XSS) vulnerability in the Frontend Uploader plugin 0.9.2 for WordPress allows remote attackers to inject arbitrary web script or HTML via the…