# Mljar Mercury vulnerabilities

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

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Mljar Mercury: 0 in the last 7 days and 3 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2026-111059, was published on 19 October 2026. 3 vulnerabilities in the last four weeks, up from none in the four before. 2 critical against 0.

## Counts

- Last 7 days: 0
- Last 30 days: 3
- Last 90 days: 3
- All time: 3 (2 critical, 0 exploited in the wild)

## About Mljar Mercury

Python framework for building interactive web applications from notebooks.

## Latest Mljar Mercury vulnerabilities

- [CVE-2026-111059: MLJAR Mercury stored cross-site scripting in Markdown](https://junglewise.ai/threats/cve-2026-111059-mercury-is-a-python-framework-for-sharing-jupyter-notebooks-as) (medium, CVSS 6.1, published 19 Oct 2026)
- [CVE-2026-111058: Mercury framework arbitrary code execution in anonymous kernels](https://junglewise.ai/threats/cve-2026-111058-mercury-is-a-python-framework-for-sharing-jupyter-notebooks-as) (critical, CVSS 9.8, published 19 Oct 2026)
- [CVE-2026-111057: Mercury Python framework regex bypass in terminal API access](https://junglewise.ai/threats/cve-2026-111057-mercury-is-a-python-framework-for-sharing-jupyter-notebooks-as) (critical, CVSS 10, published 19 Oct 2026)

## Most severe Mljar Mercury vulnerabilities

- [CVE-2026-111057: Mercury Python framework regex bypass in terminal API access](https://junglewise.ai/threats/cve-2026-111057-mercury-is-a-python-framework-for-sharing-jupyter-notebooks-as) (critical, CVSS 10, published 19 Oct 2026)
- [CVE-2026-111058: Mercury framework arbitrary code execution in anonymous kernels](https://junglewise.ai/threats/cve-2026-111058-mercury-is-a-python-framework-for-sharing-jupyter-notebooks-as) (critical, CVSS 9.8, published 19 Oct 2026)
- [CVE-2026-111059: MLJAR Mercury stored cross-site scripting in Markdown](https://junglewise.ai/threats/cve-2026-111059-mercury-is-a-python-framework-for-sharing-jupyter-notebooks-as) (medium, CVSS 6.1, published 19 Oct 2026)

## Vulnerabilities per week

3 vulnerabilities in the last four weeks, up from none in the four before. 2 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 | 3 | 2 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## 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, "Mljar Mercury vulnerabilities", https://junglewise.ai/threats/technologies/mercury, 9 November 2026.