CVE-2025-64487 Details
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.
A privilege escalation vulnerability has been identified in the Outline document management system, affecting versions through 1.0.1. The issue arises from inconsistent authorization checks between user and group membership management endpoints, which could be exploited to gain unauthorized privileges.
Users can upgrade to Outline version 1.1.0 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Feb 11, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/outline/outline/releases/tag/v1.1.0 | [email protected] | Release Notes |
| https://github.com/outline/outline/security/advisories/GHSA-c8xf-3j86-7686 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-269 | Improper Privilege Management | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| getoutline outline | < 1.1.0 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Feb 20, 2026 | Initial Analysis | [email protected] |
| Feb 11, 2026 | New CVE Received | [email protected] |