VulnerabilityAnalyzed
CVE-2026-46558
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.
HIGH 8.3EPSS 0.28%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.3 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
- EPSS
- 0.28% probability · 20th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-639, CWE-862
- Affected
- plane/plane
- Source
- security-advisories@github.com
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.