PT-2026-7661 · Outline · Outline

CVE-2025-64487

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Published

2026-02-11

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Updated

2026-02-20

CVSS v3.1

7.6

High

VectorAV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
Name of the Vulnerable Software and Affected Versions Outline versions prior to 1.1.0
Description A privilege escalation issue exists in the Outline document management system. The problem stems from inconsistent authorization checks related to user and group membership management. This allows for unauthorized access and potential control over the system.
Recommendations Update to version 1.1.0 or later.

Exploit

Fix

LPE

Improper Privilege Management

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Weakness Enumeration

Related Identifiers

CVE-2025-64487
GHSA-C8XF-3J86-7686

Affected Products

Outline