Description
Plane through 1.4.2 fails to validate that issues belong to the deploy board's project in the public comment endpoint. Authenticated attackers can post comments to arbitrary issues across workspaces by supplying an issue_id parameter to the public deploy-board comment endpoint.
Published: 2026-09-05
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 10 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 05 Sep 2026 11:15:00 +0000

Type Values Removed Values Added
Description Plane through 1.4.2 fails to validate that issues belong to the deploy board's project in the public comment endpoint. Authenticated attackers can post comments to arbitrary issues across workspaces by supplying an issue_id parameter to the public deploy-board comment endpoint.
Title Plane through 1.4.2 Arbitrary Comment Write via Public Deploy Board
First Time appeared Plane
Plane plane
Weaknesses CWE-639
CPEs cpe:2.3:a:plane:plane:*:*:*:*:*:*:*:*
Vendors & Products Plane
Plane plane
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-10T15:05:35.907Z

Reserved: 2026-09-05T10:40:35.960Z

Link: CVE-2026-86174

cve-icon Vulnrichment

Updated: 2026-09-10T14:19:12.867Z

cve-icon NVD

Status : Received

Published: 2026-09-05T11:16:45.990

Modified: 2026-09-10T16:18:01.810

Link: CVE-2026-86174

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-05T14:00:04Z

Weaknesses