CVE-2020-26768

Description

Formstone <=1.4.16 is vulnerable to a Reflected Cross-Site Scripting (XSS) vulnerability caused by improper validation of user supplied input in the upload-target.php and upload-chunked.php files. A remote attacker could exploit this vulnerability using a specially crafted URL to execute a script in a victim's Web browser within the security context of the hosting Web site once the URL is clicked or visited. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials, force malware execution, user redirection and others.

CVSS Version 3.1
CVSS Version 2.0

nvd
CVE ID: CVE-2020-26768
Base Score: 6.1
Base Severity: MEDIUM
Vector String:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Impact Score: 2.7
Exploitability Score: 2.8

nvd
CVE ID: CVE-2020-26768
Base Score: 4.3
Base Severity: MEDIUM
Vector String:AV:N/AC:M/Au:N/C:N/I:P/A:N

Refrence: NVD

Description​

Description