CVE-2020-7741
9.9 · CRITICALOverview
CVE-2020-7741 is a critical-severity vulnerability affecting hello.js_project hello.js. It was published on October 6, 2020 and has a CVSS 3.1 base score of 9.9 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
This affects the package hellojs before 1.18.6. The code get the param oauth_redirect from url and pass it to location.assign without any check and sanitisation. So we can simply pass some XSS payloads into the url param oauth_redirect, such as javascript:alert(1).
Remediation
Check the references section for vendor advisories and patches from hello.js_project. Update hello.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 |
|---|---|---|---|
| hello.js_project | hello.js | >= 0, < 1.18.6 | Affected |
References
Frequently Asked Questions
What is CVE-2020-7741?
CVE-2020-7741 is a critical-severity vulnerability affecting hello.js_project hello.js. It was published on October 6, 2020 and has a CVSS 3.1 base score of 9.9 (CRITICAL).
How severe is CVE-2020-7741?
This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-7741?
Check the references section for vendor advisories and patches from hello.js_project. Update hello.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-2020-7741?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-7741 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
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