What is CVE-2026-27705?

CVE-2026-27705 is a medium-severity vulnerability in Makeplane Plane, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-02-25.

How severe is CVE-2026-27705?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Makeplane Plane

CVE-2026-27705

Plane is an an open-source project management tool. Prior to version 1.2.2, the `ProjectAssetEndpoint.patch()` method in `apps/api/plane/app/views/asset/v2.py` (lines 579–593) performs a global asset lookup using only the asset ID (`pk`) v…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (11.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Makeplane Plane — versions < 1.2.2
Plane

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (Product, x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-27705?: CVE-2026-27705 is a medium-severity vulnerability in Makeplane Plane, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-02-25.
How severe is CVE-2026-27705?: Medium severity. CVSS v3 base score is 6.5 out of 10.