CVE-2022-25839
4.3 · MEDIUMOverview
CVE-2022-25839 is a medium-severity vulnerability affecting url-js_project url-js. It was published on March 11, 2022 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
The package url-js before 2.1.0 are vulnerable to Improper Input Validation due to improper parsing, which makes it is possible for the hostname to be spoofed. http://\\\\\\\\localhost and http://localhost are the same URL. However, the hostname is not parsed as localhost, and the backslash is reflected as it is.
Remediation
Check the references section for vendor advisories and patches from url-js_project. Update url-js 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 |
|---|---|---|---|
| url-js_project | url-js | >= 0, < 2.1.0 | Affected |
Frequently Asked Questions
What is CVE-2022-25839?
CVE-2022-25839 is a medium-severity vulnerability affecting url-js_project url-js. It was published on March 11, 2022 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
How severe is CVE-2022-25839?
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2022-25839?
Check the references section for vendor advisories and patches from url-js_project. Update url-js 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-2022-25839?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-25839 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.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
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