CVE-2020-11888 – markdown2

Package

Manager: pip
Name: markdown2
Vulnerable Version: >=0 <2.3.9

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

EPSS: 0.00848 pctl0.74016

Details

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.

Metadata

Created: 2020-04-22T20:59:50Z
Modified: 2024-09-24T20:27:32Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/04/GHSA-fv3h-8x5j-pvgq/GHSA-fv3h-8x5j-pvgq.json
CWE IDs: ["CWE-79"]
Alternative ID: GHSA-fv3h-8x5j-pvgq
Finding: F008
Auto approve: 1