CVE-2026-105631 Plane - Broken Access Control

Plane prior to 1.4.0 contains an information disclosure vulnerability caused by insufficient membership checks in asset retrieval endpoints, letting unauthenticated attackers access private project assets if asset UUID and anchor are known.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.24% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N
Published
5 October 2026
Updated
15 October 2026
Weakness
CWE-639

Vendor fix

Update to version 1.4.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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