Plane is an an open-source project management tool. Prior to 1.3.0, a vulnerability was identified in Plane's authentication flow where a user's email address is included as a query parameter in the URL during error handling (e.g., when an invalid magic code is submitted). Transmitting personally identifiable information (PII) via GET request query strings is classified as an insecure design practice. The affected code path is located in the authentication utility module (packages/utils/src/auth.ts). This vulnerability is fixed in 1.3.0.

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History

Tue, 07 Apr 2026 20:45:00 +0000

Type Values Removed Values Added
Description Plane is an an open-source project management tool. Prior to 1.3.0, a vulnerability was identified in Plane's authentication flow where a user's email address is included as a query parameter in the URL during error handling (e.g., when an invalid magic code is submitted). Transmitting personally identifiable information (PII) via GET request query strings is classified as an insecure design practice. The affected code path is located in the authentication utility module (packages/utils/src/auth.ts). This vulnerability is fixed in 1.3.0.
Title Plane Exposes User Email (PII and part of credential) in GET Parameter
Weaknesses CWE-200
CWE-598
References
Metrics cvssV3_1

{'score': 2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-07T20:26:25.810Z

Reserved: 2026-02-25T03:11:36.690Z

Link: CVE-2026-27949

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-04-07T21:17:15.400

Modified: 2026-04-07T21:17:15.400

Link: CVE-2026-27949

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses