Cross-Site Scripting (XSS)

2023-07-1813:51:41

Veracode Vulnerability Database

sca.analysiscenter.veracode.com

cross-site scripting

webmention.js

vulnerability

improper sanitization

comments parameter

formatcomments function

malicious javascript

browser

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.001

Percentile

33.1%

JSON

webmention.js is vulnerable to Cross-Site Scripting (XSS) attacks. The vulnerability is due to improper sanitization of the comments parameter in the formatComments function, allowing an attacker to inject and execute malicious JavaScript in a victim’s browser.