Search Results (3 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2026-121438 2 Lepture, Mistune Project 2 Mistune, Mistune 2026-11-04 5.3 Medium
Mistune before 3.3.3 contains a denial of service vulnerability in InlineParser.parse_link that allows attackers to cause quadratic CPU growth by supplying balanced nested brackets. Attackers can submit crafted Markdown with thousands of nested bracket pairs not forming a valid link, triggering repeated _contains_nested_link scans that exhaust CPU in parsing applications.
CVE-2017-15612 1 Mistune Project 1 Mistune 2025-04-20 N/A
mistune.py in Mistune 0.7.4 allows XSS via an unexpected newline (such as in java\nscript:) or a crafted email address, related to the escape and autolink functions.
CVE-2017-16876 2 Fedoraproject, Mistune Project 2 Fedora, Mistune 2025-04-20 N/A
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.