CVE-2026-39374
Last modified
CVE-2026-39374 is a high-severity vulnerability rated 7.7/10 on the CVSS scale. Plane is an an open-source project management tool. Prior to 1.3.0, the IssueBulkUpdateDateEndpoint allows a project member (ADMIN or MEMBER) to modify the start_date and target_date of ANY issue across the entire Plane instance, regardless of workspace or project membership. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
Plane is an an open-source project management tool. Prior to 1.3.0, the IssueBulkUpdateDateEndpoint allows a project member (ADMIN or MEMBER) to modify the start_date and target_date of ANY issue across the entire Plane instance, regardless of workspace or project membership. The endpoint fetches issues by ID without filtering by workspace or project, enabling cross-boundary data modification. This vulnerability is fixed in 1.3.0.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Plane | Plane | < 1.3.0 |
References
- https://github.com/makeplane/plane/security/advisories/GHSA-4q54-h4x9-m329Exploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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