VulnSocial

CVE-2026-49825

LOWCVSS 8.2 · HIGH

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

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.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-79CWE-184

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Deep dive

Full discourse1 post
  • SHELLCODE@sh3ll_c0d3

    ⚡ TECHNICAL ANALYSIS! Dissecting python-lxml Filter Bypass: Dissecting Missing xlink:href Validation and SSRF in . Read full Blog: https://sh3llc0d3.com/blog/python-lxml-filter-bypass-dissecting-missing-xlinkhref-validation-and-ssrf-in-cve-2026-49825/ #Hacktober #CyberAwareness #sh3llc0d3 #shellcode #Vulnerabilities

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