Medium severity · published Feb 28, 2020
CVE-2020-9447
There is an XSS (cross-site scripting) vulnerability in GwtUpload 1.0.3 in the file upload functionality
6.1
CVSS
0.8%
EPSS
No
On KEV
Description
There is an XSS (cross-site scripting) vulnerability in GwtUpload 1.0.3 in the file upload functionality. Someone can upload a file with a malicious filename, which contains JavaScript code, which would result in XSS. Cross-site scripting enables attackers to steal data, change the appearance of a website, and perform other malicious activities like phishing or drive-by hacking.
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)0.8% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GW
Gwtupload · Gwtupload Project
1.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9447
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9447
Exploit
https://github.com/manolo/gwtupload/issues/32
Exploit
https://www.coresecurity.com/advisories/gwtupload-xss-file-upload-functionality
More from Gwtupload
7.5
CVE-2020-13128
An issue was discovered in Manolo GWTUpload 1.0.3