Is CVE-2018-21030 actively exploited?

CVE-2018-21030 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2018-21030?

CVE-2018-21030 has a CVSS score of 5.3 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

How do I patch CVE-2018-21030?

Patch guidance is available from jupyter security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2018-21030.

CVE-2018-21030 - remediation guidance & executive summary

Description

Jupyter Notebook before 5.5.0 does not use a CSP header to treat served files as belonging to a separate origin. Thus, for example, an XSS payload can be placed in an SVG document.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: none
Weaknesses: CWE-79 · Cross-site Scripting (XSS)CWE-863 · Incorrect Authorization

Metadata

Primary Vendor: JUPYTER
Published: 10/31/2019
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2018-21030

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary