CVE-2017-16876

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CVSS 3.0

6.1 medium

EPSS

2%p82

Published

Dec 29, 2017 (Dec 29, 2017)

Modified

Jun 17, 2026

Description

Cross-site scripting (XSS) vulnerability in the _keyify function in mistune.py in Mistune before 0.8.1 allows remote attackers to inject arbitrary web script or HTML by leveraging failure to escape the "key" argument.

Vendors: mistune project fedoraproject
Products: mistune, fedora
Weakness: CWE-79
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (2.2%)

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