Description
Incomplete blacklist vulnerability in the lxml.html.clean module in lxml before 3.3.5 allows remote attackers to conduct cross-site scripting (XSS) attacks via control characters in the link scheme to the clean_html function.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Attack Vector
- network
- Complexity
- low
- Privileges
- none
- User Action
- required
- Scope
- changed
- Confidentiality
- low
- Integrity
- low
- Availability
- none
- Weaknesses
- NVD-CWE-OtherCWE-79
Metadata
- Primary Vendor
- LXML
- Published
- 5/14/2014
- Last Modified
- 12/17/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
lxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxmllxml : lxml
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