CVE-2026-30244
Plane: Unauthenticated Workspace Member Information Disclosure
Plane is an an open-source project management tool. Prior to version 1.2.2, unauthenticated attackers can enumerate workspace members and extract sensitive information including email addresses, user roles, and internal identifiers. The vulnerability stems from Django REST Framework permission classes being incorrectly configured to allow anonymous access to protected endpoints. This issue has been patched in version 1.2.2.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Plane: Unauthenticated Workspace Member Information Disclosure
Plane is an an open-source project management tool. Prior to version 1.2.2, unauthenticated attackers can enumerate workspace members and extract sensitive information including email addresses, user roles, and internal identifiers. The vulnerability stems from Django REST Framework permission classes being incorrectly configured to allow anonymous access to protected endpoints. This issue has been patched in version 1.2.2.
- Record
CVE-2026-30244- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-284, CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2026-10083
Plane is an an open-source project management tool. Prior to version 1.2.2, unauthenticated attackers can enumerate workspace members and extract sensitive information including email addresses, user roles, and internal identifiers. The vulnerability stems from Django REST Framework permission classes being incorrectly configured to allow anonymous access to protected endpoints. This issue has been patched in version 1.2.2.
- Record
EUVD-2026-10083- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-87x4-j8vh-p5qf
Plane is Vulnerable to Unauthenticated Workspace Member Information Disclosure
Executive Summary
A security vulnerability exists in the Plane project management platform that allows unauthenticated attackers to enumerate workspace members and extract sensitive information including email addresses, user roles, and internal identifiers. The vulnerability stems from Django REST Framework permission classes being incorrectly configured to allow anonymous access to protected endpoints.
This vulnerability enables attackers to:
- Enumerate all members of any workspace without authentication
- Extract user email addresses and personally identifiable information (PII)
- Identify administrative accounts for targeted attacks
- Map organizational structure and user roles
- Conduct reconnaissance for social engineering attacks
Affected Endpoints:
GET /api/public/workspaces/{workspace_slug}/members/
GET /api/public/workspaces/{workspace_slug}/projects/{project_id}/members/
A fix is available at https://github.com/makeplane/plane/releases/tag/v1.2.3.
- Record
GHSA-87x4-j8vh-p5qf- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200, CWE-284
- Updated
- 2026-11-02
NVD
Plane is an an open-source project management tool. Prior to version 1.2.2, unauthenticated attackers can enumerate workspace members and extract sensitive information including email addresses, user roles, and internal identifiers. The vulnerability stems from Django REST Framework permission classes being incorrectly configured to allow anonymous access to protected endpoints. This issue has been patched in version 1.2.2.
- Record
CVE-2026-30244- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200, CWE-284
- Updated
- 2026-11-02
OSV
Plane: Unauthenticated Workspace Member Information Disclosure
Plane is an an open-source project management tool. Prior to version 1.2.2, unauthenticated attackers can enumerate workspace members and extract sensitive information including email addresses, user roles, and internal identifiers. The vulnerability stems from Django REST Framework permission classes being incorrectly configured to allow anonymous access to protected endpoints. This issue has been patched in version 1.2.2.
- Record
CVE-2026-30244- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200, CWE-284
- Updated
- 2026-11-02
OSVGHSA-87x4-j8vh-p5qf
Plane is Vulnerable to Unauthenticated Workspace Member Information Disclosure
Executive Summary
A security vulnerability exists in the Plane project management platform that allows unauthenticated attackers to enumerate workspace members and extract sensitive information including email addresses, user roles, and internal identifiers. The vulnerability stems from Django REST Framework permission classes being incorrectly configured to allow anonymous access to protected endpoints.
This vulnerability enables attackers to:
- Enumerate all members of any workspace without authentication
- Extract user email addresses and personally identifiable information (PII)
- Identify administrative accounts for targeted attacks
- Map organizational structure and user roles
- Conduct reconnaissance for social engineering attacks
Affected Endpoints:
GET /api/public/workspaces/{workspace_slug}/members/
GET /api/public/workspaces/{workspace_slug}/projects/{project_id}/members/
A fix is available at https://github.com/makeplane/plane/releases/tag/v1.2.3.
- Record
GHSA-87x4-j8vh-p5qf- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200, CWE-284
- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-30244 is a high vulnerability (CVSS 7.5) in Makeplane Plane, published March 5, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. Fixed in plane 0.2.1.