CVE-2026-77935Coze Studio through 0.5.1 Cross-Space Workflow IDOR via Workflow API Handlers
Updated under an hour ago ()
Does this affect you?
It affects coze-dev coze-studio. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
Coze Studio through 0.5.1 contains an insecure direct object reference vulnerability in workflow.go that allows authenticated users to access other spaces' workflows by supplying foreign workflowIDs. Attackers can pair their own spaceID with another tenant's workflowID in save, update_meta, batch_delete, canvas, test_run and nodeDebug routes to read, run, overwrite or delete workflows.
- CVSS
- 8.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
- Weakness (CWE)
- CWE-639
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 20, 2026
- First seen by InfoSec Signals
- Oct 20, 2026
Affected products
coze-dev coze-studio coze_dev:coze_studio (from the name) | through 0.5.1 | CNA record |
References
- https://www.lasso.security/vulnerability-database/cve-2026-77935technical-description, exploit
- https://github.com/coze-dev/coze-studio/blob/72cecff858a5a18662c5d9d1a4764c53ebc98317/backend/application/workflow/workflow.go#L303technical-description
- https://www.vulncheck.com/advisories/coze-studio-through-0.5.1-cross-space-workflow-idor-via-workflow-api-handlersthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.