CVE-2026-49825
lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in ``lxml.html.defs.link_attrs`` were missing ``xlink:href``, which can be used for URL bypass attacks in embedded SVG/MathML/etc. content. This vulnerability was fixed in lxml 6.1.1 and lxml_html_clean 0.4.5.
- Affected products
- Lxml-Doc, Lxml Html Clean
- Fix
- Available
- CVSS 3.1
- 8.2 HIGH
- EPSS
- 0.2% (15th percentile)
- Weakness
- CWE-79, CWE-184
- NVD status
- Received
- Published
- 2026-08-20
CVE-2026-49825 at NVD
No indexed exploits for CVE-2026-49825 yet
Our index is partial: it proves presence, never absence
No exploit for CVE-2026-49825 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.