CVE-2026-46558

Name: CVE-2026-46558
Creator: NVD / NIST
Published: 2026-06-10T16:17:09.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.3/10EPSS 0.28%

Last modified Jun 17, 2026

CVE-2026-46558 is a high-severity vulnerability rated 8.3/10 on the CVSS scale. Plane is an open-source project management tool. Prior to version 1.3.1, there is a cross-workspace asset authorization bypass lets any authenticated user read, copy, delete, and overwrite assets in other Plane workspaces. EPSS estimates a 0.28% chance of exploitation in the next 30 days.

Description

Plane is an open-source project management tool. Prior to version 1.3.1, there is a cross-workspace asset authorization bypass lets any authenticated user read, copy, delete, and overwrite assets in other Plane workspaces. This issue has been patched in version 1.3.1.

Metrics

CVSS 3.1

8.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

EPSS Probability

0.28%

19.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Plane	Plane	< 1.3.1

References

https://github.com/makeplane/plane/releases/tag/v1.3.1Product, Release Notes
https://github.com/makeplane/plane/security/advisories/GHSA-qw87-v5w3-6vxxExploit, Mitigation, Vendor Advisory
https://github.com/makeplane/plane/security/advisories/GHSA-qw87-v5w3-6vxxExploit, Mitigation, Vendor Advisory

Timeline

Published: Jun 10, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-46558?

How severe is CVE-2026-46558?

CVE-2026-46558 has a CVSS score of 8.3/10 (HIGH severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.

How do I fix CVE-2026-46558?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-46558?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST