Ecosyste.ms: Advisories

An open API service providing security vulnerability metadata for many open source software ecosystems.

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLWZ2M2gtOHg1ai1wdmdx

XSS in python-markdown2

python-markdown2 through 2.3.8 allows XSS because element names are mishandled unless a \w+ match succeeds. For example, an attack might use elementname@ or elementname- with an onclick attribute.

Permalink: https://github.com/advisories/GHSA-fv3h-8x5j-pvgq
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLWZ2M2gtOHg1ai1wdmdx
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: about 4 years ago
Updated: 8 months ago


CVSS Score: 6.1
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Identifiers: GHSA-fv3h-8x5j-pvgq, CVE-2020-11888
References: Repository: https://github.com/trentm/python-markdown2
Blast Radius: 22.0

Affected Packages

pypi:markdown2
Dependent packages: 102
Dependent repositories: 4,032
Downloads: 2,225,372 last month
Affected Version Ranges: <= 2.3.8
Fixed in: 2.3.9
All affected versions: 1.1.0, 1.1.1, 1.2.0, 1.3.0, 1.3.1, 1.4.0, 1.4.1, 1.4.2, 2.0.0, 2.0.1, 2.1.0, 2.2.0, 2.2.1, 2.2.2, 2.2.3, 2.3.0, 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.3.5, 2.3.6, 2.3.7, 2.3.8
All unaffected versions: 2.3.9, 2.3.10, 2.4.0, 2.4.1, 2.4.2, 2.4.3, 2.4.4, 2.4.5, 2.4.6, 2.4.7, 2.4.8, 2.4.9, 2.4.10, 2.4.11, 2.4.12, 2.4.13