Cross-site Scripting (XSS) Affecting ledgersmb package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
2.37% (85th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Cross-site Scripting (XSS) vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UBUNTU1804-LEDGERSMB-1569265
  • published30 Jun 2025
  • disclosed23 Aug 2021

Introduced: 23 Aug 2021

CVE-2021-3693  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:18.04 ledgersmb.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ledgersmb package and not the ledgersmb package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

LedgerSMB does not check the origin of HTML fragments merged into the browser's DOM. By sending a specially crafted URL to an authenticated user, this flaw can be abused for remote code execution and information disclosure.

CVSS Base Scores

version 3.1