# JupyterLab Desktop vulnerabilities

Source: https://junglewise.ai/threats/technologies/jupyterlab-desktop  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/jupyterlab-desktop.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in JupyterLab Desktop: 3 in the last 7 days and 3 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-86044, was published on 6 November 2026. 3 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0.

## Counts

- Last 7 days: 3
- Last 30 days: 3
- Last 90 days: 3
- All time: 3 (1 critical, 0 exploited in the wild)

## Latest JupyterLab Desktop vulnerabilities

- [CVE-2026-86044: JupyterLab Desktop server token leak in untrusted notebook](https://junglewise.ai/threats/cve-2026-86044-jupyterlab-desktop-is-the-cross-platform-desktop-application-for) (critical, CVSS 9.6, published 6 Nov 2026)
- [CVE-2026-102530: JupyterLab Desktop cross-site scripting in server URL and RSS feed rendering](https://junglewise.ai/threats/cve-2026-102530-jupyterlab-desktop-is-the-cross-platform-desktop-application-for) (info, published 6 Nov 2026)
- [CVE-2025-54991: JupyterLab Desktop TCC bypass via dyld environment variable on macOS](https://junglewise.ai/threats/cve-2025-54991-jupyterlab-desktop-is-the-cross-platform-desktop-application-for) (medium, CVSS 5.5, published 6 Nov 2026)

## Most severe JupyterLab Desktop vulnerabilities

- [CVE-2026-86044: JupyterLab Desktop server token leak in untrusted notebook](https://junglewise.ai/threats/cve-2026-86044-jupyterlab-desktop-is-the-cross-platform-desktop-application-for) (critical, CVSS 9.6, published 6 Nov 2026)
- [CVE-2025-54991: JupyterLab Desktop TCC bypass via dyld environment variable on macOS](https://junglewise.ai/threats/cve-2025-54991-jupyterlab-desktop-is-the-cross-platform-desktop-application-for) (medium, CVSS 5.5, published 6 Nov 2026)
- [CVE-2026-102530: JupyterLab Desktop cross-site scripting in server URL and RSS feed rendering](https://junglewise.ai/threats/cve-2026-102530-jupyterlab-desktop-is-the-cross-platform-desktop-application-for) (info, published 6 Nov 2026)

## Vulnerabilities per week

3 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 3 | 1 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other JupyterLab technologies

- [JupyterLab](https://junglewise.ai/threats/technologies/jupyterlab-jupyterlab): 4 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "JupyterLab Desktop vulnerabilities", https://junglewise.ai/threats/technologies/jupyterlab-desktop, 9 November 2026.