AppFlowy-Cloud 0.9.64 Cross-Workspace Collab Access via HTTP API
Priority HIGH 69CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- Present
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-863.
Summary
AppFlowy-Cloud 0.9.64 fails to verify that requested collab objects belong to the workspace in authorization checks, allowing attackers to access documents and database rows across workspaces. Attackers can supply a victim's object ID with their own workspace ID to bypass access controls and read, modify, or delete cross-workspace data.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00567 47th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| AppFlowy-IO | AppFlowy-Cloud | up to 0.9.64 | — | No fix listed | CNA |
- AppFlowy-Cloud VendorAppFlowy-IO Affected up to 0.9.64 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-85619
- 2026-10-03 Alias added: GHSA-7jw5-c6mp-q4xf
References
More AppFlowy-IO vulnerabilities
- TI-2026-60282 AppFlowy-Cloud 0.7.2 through 0.9.64 Missing Workspace Authorization on Bulk Publish Endpoint CVSS 4.0HIGH 7.1
- TI-2026-13403 Authenticated SQL Injection in AppFlowy CVSS 4.0HIGH 7.1
- TI-2026-58747 AppFlowy-Cloud through 0.9.64 Cross-Workspace Collab Read via WebSocket CVSS 4.0MEDIUM 6.0
Sources
- CVE-2026-85619 · CVE Program
- CVE-2026-85619 · NVD
- FIRST EPSS
- GHSA-7jw5-c6mp-q4xf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences