CVE-2021-35043
6.1 · MEDIUMOverview
CVE-2021-35043 is a medium-severity vulnerability affecting antisamy_project antisamy. It was published on July 19, 2021 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
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.
Remediation
Check the references section for vendor advisories and patches from antisamy_project. Update antisamy to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| antisamy_project | antisamy | >= 0, < 1.6.4 | Affected |
| oracle | banking_enterprise_default_managment | 2.3.0 | Affected |
| oracle | banking_platform | 2.3.0 | Affected |
References
Frequently Asked Questions
What is CVE-2021-35043?
CVE-2021-35043 is a medium-severity vulnerability affecting antisamy_project antisamy. It was published on July 19, 2021 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
How severe is CVE-2021-35043?
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-35043?
Check the references section for vendor advisories and patches from antisamy_project. Update antisamy to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-35043?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-35043 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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