Ecosyste.ms: Advisories

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Security Advisories: GSA_kwCzR0hTQS05NXFyLTY3cngtOXBnaM4AAnEU

Umbraco CMS vulnerable to stored XSS

A stored XSS vulnerability exists in Umbraco CMS <= 8.9.1 or current. An authenticated user can inject arbitrary JavaScript code into iframes when editing content using the TinyMCE rich-text editor, as TinyMCE is configured to allow iframes by default in Umbraco CMS.

Permalink: https://github.com/advisories/GHSA-95qr-67rx-9pgh
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS05NXFyLTY3cngtOXBnaM4AAnEU
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: over 2 years ago
Updated: about 1 year ago


CVSS Score: 5.4
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Identifiers: GHSA-95qr-67rx-9pgh, CVE-2020-5809
References: Blast Radius: 1.0

Affected Packages

nuget:UmbracoCms.Core
Dependent packages: 179
Dependent repositories: 0
Downloads: 8,454,984 total
Affected Version Ranges: <= 8.9.1
No known fixed version
All affected versions: 4.7.2, 4.8.0, 4.8.1, 4.9.0, 4.9.1, 4.10.0, 4.10.1, 4.11.0, 4.11.1, 4.11.2, 4.11.3, 4.11.4, 4.11.5, 4.11.6, 4.11.7, 4.11.8, 4.11.9, 4.11.10, 6.0.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.0.5, 6.0.6, 6.0.7, 6.1.0, 6.1.1, 6.1.2, 6.1.3, 6.1.4, 6.1.5, 6.1.6, 6.2.0, 6.2.1, 6.2.2, 6.2.3, 6.2.4, 6.2.5, 6.2.6, 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.0.4, 7.1.0, 7.1.1, 7.1.2, 7.1.3, 7.1.4, 7.1.5, 7.1.6, 7.1.7, 7.1.8, 7.1.9, 7.1.10, 7.2.0, 7.2.1, 7.2.2, 7.2.3, 7.2.4, 7.2.5, 7.2.6, 7.2.7, 7.2.8, 7.2.9, 7.3.0, 7.3.1, 7.3.2, 7.3.3, 7.3.4, 7.3.5, 7.3.6, 7.3.7, 7.3.8, 7.3.9, 7.4.0, 7.4.1, 7.4.2, 7.4.3, 7.4.4, 7.5.0, 7.5.1, 7.5.2, 7.5.3, 7.5.4, 7.5.5, 7.5.6, 7.5.7, 7.5.8, 7.5.9, 7.5.10, 7.5.11, 7.5.12, 7.5.13, 7.5.14, 7.5.15, 7.6.0, 7.6.1, 7.6.2, 7.6.3, 7.6.4, 7.6.5, 7.6.6, 7.6.7, 7.6.8, 7.6.9, 7.6.10, 7.6.11, 7.6.12, 7.6.13, 7.6.14, 7.7.0, 7.7.1, 7.7.2, 7.7.3, 7.7.4, 7.7.5, 7.7.6, 7.7.7, 7.7.8, 7.7.9, 7.7.10, 7.7.11, 7.7.12, 7.7.13, 7.7.14, 7.8.0, 7.8.1, 7.8.2, 7.8.3, 7.8.4, 7.9.0, 7.9.1, 7.9.2, 7.9.3, 7.9.4, 7.9.5, 7.9.6, 7.9.7, 7.10.0, 7.10.1, 7.10.2, 7.10.3, 7.10.4, 7.10.5, 7.10.6, 7.11.0, 7.11.1, 7.11.2, 7.11.3, 7.12.0, 7.12.1, 7.12.2, 7.12.3, 7.12.4, 7.12.5, 7.13.0, 7.13.1, 7.13.2, 7.13.3, 7.14.0, 7.14.1, 7.15.0, 7.15.1, 7.15.2, 7.15.3, 7.15.4, 7.15.5, 7.15.6, 7.15.7, 7.15.8, 7.15.9, 7.15.10, 7.15.11, 8.0.0, 8.0.1, 8.0.2, 8.0.3, 8.1.0, 8.1.1, 8.1.2, 8.1.3, 8.1.4, 8.1.5, 8.1.6, 8.2.0, 8.2.1, 8.2.2, 8.2.3, 8.3.0, 8.3.1, 8.4.0, 8.4.1, 8.4.2, 8.5.0, 8.5.1, 8.5.2, 8.5.3, 8.5.4, 8.5.5, 8.6.0, 8.6.1, 8.6.2, 8.6.3, 8.6.4, 8.6.5, 8.6.6, 8.6.7, 8.6.8, 8.7.0, 8.7.1, 8.7.2, 8.7.3, 8.8.0, 8.8.1, 8.8.2, 8.8.3, 8.8.4, 8.9.0, 8.9.1