GitHub Advisoryadvisory · npm

GHSA-wc29-h54q-q8qx Formstone Vulnerable to Reflected XSS

MEDIUM Published 2022-05-24 Modified 2024-04-01 Official page ↗
Aliases
CVE-2020-26768
Ecosystem
npm
Packages
formstone
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79
Reviewed
2024-04-01

Affected packages

• npm formstone: < 1.4.17 → fixed in 1.4.17

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.

Related

Alias · CVE (1)

  • CVE-2020-26768 Formstone <=1.4.16 is vulnerable to a Reflected Cross-Site Scripting (XSS) vulnerability caused by improper validation of user supplied… vulnerability

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References