CVE-2016-9909
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2016-9909
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-9909.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2016-9909
- Aliases
- Downstream
- Related
- Published
- 2017-02-22T16:59:00.380Z
- Modified
- 2025-11-20T10:34:14.566135Z
- Severity
-
- 6.1 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N CVSS Calculator
- Summary
- [none]
- Details
-
The serializer in html5lib before 0.99999999 might allow remote attackers to conduct cross-site scripting (XSS) attacks by leveraging mishandling of the < (less than) character in attribute values.
- References
-
- http://www.openwall.com/lists/oss-security/2016/12/06/5
- http://www.openwall.com/lists/oss-security/2016/12/08/8
- http://www.securityfocus.com/bid/95132
- https://github.com/html5lib/html5lib-python/issues/11
- https://github.com/html5lib/html5lib-python/issues/12
- https://html5lib.readthedocs.io/en/latest/changes.html#b9
- https://github.com/html5lib/html5lib-python/commit/9b8d8eb5afbc066b7fac9390f5ec75e5e8a7cab7