{"cve":"CVE-2014-3146","nvd":{"published":"2014-05-14T19:55:11.653","modified":"2026-06-17T00:07:40.070","status":"Modified","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_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["http://advisories.mageia.org/MGASA-2014-0218.html","http://lists.opensuse.org/opensuse-updates/2014-05/msg00083.html","http://lxml.de/3.3/changes-3.3.5.html","http://seclists.org/fulldisclosure/2014/Apr/210","http://seclists.org/fulldisclosure/2014/Apr/319"],"products":["lxml:lxml"],"source":"nvd","synced_at":"2026-10-19T20:33:06.232976534+00:00"},"epss":{"cve":"CVE-2014-3146","score":0.06333,"percentile":0.93628,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-57qw-cc2g-pv5p","url":"https://osv.dev/vulnerability/GHSA-57qw-cc2g-pv5p","summary":"lxml Cross-site Scripting Via Control Characters","modified":"2024-09-30T17:23:00.823195Z","packages":[{"ecosystem":"PyPI","name":"lxml","purl":"pkg:pypi/lxml","ranges":["<3.3.5"],"fixed":["3.3.5"]}]},{"id":"PYSEC-2014-9","url":"https://osv.dev/vulnerability/PYSEC-2014-9","summary":"","modified":"2026-06-10T17:00:40.512273712Z","packages":[{"ecosystem":"PyPI","name":"lxml","purl":"pkg:pypi/lxml","ranges":["<3.3.5"],"fixed":["3.3.5"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}