CVE-2021-35043 (Medium) detected in antisamy-1.5.3.jar

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CVE-2021-35043 - Medium Severity Vulnerability

Vulnerable Library - antisamy-1.5.3.jar

The OWASP AntiSamy project is a collection of APIs for safely allowing users to supply their own HTML and CSS without exposing the site to XSS vulnerabilities.

Library home page: http://www.owasp.org/

Path to dependency file: /pom.xml

Path to vulnerable library: /home/wss-scanner/.m2/repository/org/owasp/antisamy/antisamy/1.5.3/antisamy-1.5.3.jar

Dependency Hierarchy: - esapi-2.1.0.1.jar (Root Library) - :x: **antisamy-1.5.3.jar** (Vulnerable Library)

Found in HEAD commit: c492395149a61275dd78a724685b10f3527d7d33

Found in base branch: main

Vulnerability Details

OWASP AntiSamy before 1.6.4 allows XSS via HTML attributes when using the HTML output serializer (XHTML is not affected). This was demonstrated by a javascript: URL with : as the replacement for the : character.

Publish Date: 2021-07-19

URL: CVE-2021-35043

CVSS 3 Score Details (6.1)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: Required - Scope: Changed - Impact Metrics: - Confidentiality Impact: Low - Integrity Impact: Low - Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35043

Release Date: 2021-07-19

Fix Resolution (org.owasp.antisamy:antisamy): 1.6.4

Direct dependency fix Resolution (org.owasp.esapi:esapi): 2.3.0.0

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:rescue_worker_helmet: Automatic Remediation will be attempted for this issue.