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CVE-2023-35174

Livebook Desktop's protocol handler can be exploited to execute arbitrary command on Windows

8.6 HighFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
High
Availability
Low

Exploit likelihood

0.98%Up 0.9 points since Jun 23, 2023
90%50%10%1%

What each source reports

CVE List Score used 8.6

Livebook Desktop's protocol handler can be exploited to execute arbitrary command on Windows

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.

Record
CVE-2023-35174
CVSS 3.1
8.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Weakness
CWE-78
Updated
2026-11-02
EUVDEUVD-2023-1695 8.6

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.

Record
EUVD-2023-1695
CVSS 3.1
8.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Updated
2026-11-03
GitHub AdvisoriesGHSA-564w-97r7-c6p9 8.6

Livebook Desktop's protocol handler can be exploited to execute arbitrary command on Windows

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.

Record
GHSA-564w-97r7-c6p9
CVSS 3.1
8.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Weakness
CWE-78
Updated
2026-11-02
NVD 8.6

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.

Record
CVE-2023-35174
CVSS 3.1
8.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-78
Updated
2026-11-02
OSV 8.6

Livebook Desktop's protocol handler can be exploited to execute arbitrary command on Windows

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.

Record
CVE-2023-35174
CVSS 3.1
8.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Weakness
CWE-78
Updated
2026-11-02
OSVGHSA-564w-97r7-c6p9 8.6

Livebook Desktop's protocol handler can be exploited to execute arbitrary command on Windows

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.

Record
GHSA-564w-97r7-c6p9
CVSS 3.1
8.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Weakness
CWE-78
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
livebook
Hex
 0.8.0 up to 0.8.2
0.8.2
livebook
Hex
 0.9.0 up to 0.9.3
0.9.3
livebook
Hex
 0.8.0 up to 0.8.2, plus listed versions
0.8.1
0.8.2
livebook
Hex
 0.9.0 up to 0.9.3, plus listed versions
0.9.10.9.2
0.9.3

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-35174 is a high vulnerability (CVSS 8.6) in Livebook, published June 21, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.98%, the 62nd percentile. Fixed in livebook 0.8.2.

References

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