Privilege escalation in Getoutline Outline
CVE-2025-64487
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 members…
Vulnerability class: Privilege Escalation
EPSS: 0.002 (9.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N.
Affected products
- Getoutline Outline
- Outline — versions <= 1.0.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2025-64487?
- CVE-2025-64487 is a high-severity vulnerability in Getoutline Outline, classified under Improper Privilege Management. CVSS score: 7.6/10. Published 2026-02-11.
- How severe is CVE-2025-64487?
- High severity. CVSS v3 base score is 7.6 out of 10.