CVE-2019-11595
9.0 · CRITICALOverview
CVE-2019-11595 is a critical-severity vulnerability affecting ublockorigin ublock_origin. It was published on April 29, 2019 and has a CVSS 3.0 base score of 9.0 (CRITICAL).
This vulnerability has a CVSS 3.0 base score of 9.0, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In uBlock before 0.9.5.15, the $rewrite filter option allows filter-list maintainers to run arbitrary code in a client-side session when a web service loads a script for execution using XMLHttpRequest or Fetch, and the script origin has an open redirect.
Remediation
Check the references section for vendor advisories and patches from ublockorigin. Update ublock_origin 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 |
|---|---|---|---|
| ublockorigin | ublock_origin | >= 0, < 0.9.5.15 | Affected |
Frequently Asked Questions
What is CVE-2019-11595?
CVE-2019-11595 is a critical-severity vulnerability affecting ublockorigin ublock_origin. It was published on April 29, 2019 and has a CVSS 3.0 base score of 9.0 (CRITICAL).
How severe is CVE-2019-11595?
This vulnerability has a CVSS 3.0 base score of 9.0, 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-2019-11595?
Check the references section for vendor advisories and patches from ublockorigin. Update ublock_origin 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-2019-11595?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-11595 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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