CVE-2025-64487
7.6 · HIGHOverview
CVE-2025-64487 is a high-severity vulnerability affecting getoutline outline. It was published on February 11, 2026 and has a CVSS 3.1 base score of 7.6 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Outline is a service that allows for collaborative documentation. Prior to 1.1.0, a privilege escalation vulnerability exists in the Outline document management system due to inconsistent authorization checks between user and group membership management endpoints. This vulnerability is fixed in 1.1.0.
Remediation
Check the references section for vendor advisories and patches from getoutline. Update outline 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 |
|---|---|---|---|
| getoutline | outline | >= 0, < 1.1.0 | Affected |
Frequently Asked Questions
What is CVE-2025-64487?
CVE-2025-64487 is a high-severity vulnerability affecting getoutline outline. It was published on February 11, 2026 and has a CVSS 3.1 base score of 7.6 (HIGH).
How severe is CVE-2025-64487?
This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2025-64487?
Check the references section for vendor advisories and patches from getoutline. Update outline 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-2025-64487?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-64487 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.
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