Livebook Desktop's protocol handler can be exploited to execute arbitrary command on Windows
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-78.
Summary
Livebook is a web application for writing interactive and collaborative code notebooks. On Windows, it is possible to open a `livebook://` link from a browser which opens Livebook Desktop and triggers arbitrary code execution on victim's machine. Any user using Livebook Desktop on Windows is potentially vulnerable to arbitrary code execution when they expect Livebook to be opened from browser. This vulnerability has been fixed in version 0.8.2 and 0.9.3.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
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 |
|---|---|---|---|---|---|
| livebook-dev | livebook | 0.8.0 to before 0.8.2; 0.9.0 to before 0.9.3 | 0.8.2, 0.9.3 | Patch available | CNA |
| — | livebook (Hex) | 0.8.0 to before 0.8.2 | 0.8.2 | Patch available | GHSA-564w-97r7-c6p9 |
| — | livebook (Hex) | 0.9.0 to before 0.9.3 | 0.9.3 | Patch available | GHSA-564w-97r7-c6p9 |
- livebook Vendorlivebook-dev Affected 0.8.0 to before 0.8.2; 0.9.0 to before 0.9.3 Fixed in 0.8.2, 0.9.3 Patch available CNA
- livebook (Hex) Vendor— Affected 0.8.0 to before 0.8.2 Fixed in 0.8.2 Patch available GHSA-564w-97r7-c6p9
- livebook (Hex) Vendor— Affected 0.9.0 to before 0.9.3 Fixed in 0.9.3 Patch available GHSA-564w-97r7-c6p9
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:livebook:livebook:*:*:*:*:*:*:*:* | 0.8.0 to before 0.8.2; 0.9.0 to before 0.9.3 | Vulnerable | livebook-dev |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:livebook:livebook:*:*:*:*:*:*:*:* Versions 0.8.0 to before 0.8.2; 0.9.0 to before 0.9.3 Vulnerable ·livebook-dev
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
- Fix · CNA livebook (livebook-dev) Fixed in 0.8.2, 0.9.3
- Fix · GHSA-564w-97r7-c6p9 livebook (Hex) Fixed in 0.8.2 Advisory →
- Fix · GHSA-564w-97r7-c6p9 livebook (Hex) Fixed in 0.9.3 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2023-35174
- 2026-10-03 Alias added: GHSA-564w-97r7-c6p9
References
Patch 2
Advisory 2
More livebook-dev Livebook vulnerabilities
- TI-2026-47467 Path traversal in imported file_entries name allows arbitrary file write via URL-type entry download CVSS 4.0HIGH 7.0
- TI-2026-47096 Unescaped deployment environment variables in generated setup commands CVSS 4.0MEDIUM 5.0
- TI-2026-47097 JS-view sandboxed output can synthesize keyboard events to trigger unconfirmed global shortcuts CVSS 4.0HIGH 8.6
- TI-2026-48332 Livebook Teams identity check fails open when the deployment group is unresolvable, allowing unauthenticated access CVSS 4.0HIGH 7.7
- TI-2026-47471 Livebook Teams identity callback lacks state binding, allowing login CSRF CVSS 4.0MEDIUM 6.8
Sources
- CVE-2023-35174 · CVE Program
- CVE-2023-35174 · NVD
- FIRST EPSS
- GHSA-564w-97r7-c6p9 · 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