pysec-2018-12
Vulnerability from pysec
Published
2018-12-02 10:29
Modified
2021-06-16 00:03
Details
An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove javascript: URLs that use escaping, allowing a remote attacker to conduct XSS attacks, as demonstrated by "j a v a s c r i p t:" in Internet Explorer. This is a similar issue to CVE-2014-3146.
Aliases
{ "affected": [ { "package": { "ecosystem": "PyPI", "name": "lxml", "purl": "pkg:pypi/lxml" }, "ranges": [ { "events": [ { "introduced": "0" }, { "fixed": "6be1d081b49c97cfd7b3fbd934a193b668629109" } ], "repo": "https://github.com/lxml/lxml", "type": "GIT" }, { "events": [ { "introduced": "0" }, { "fixed": "4.2.5" } ], "type": "ECOSYSTEM" } ], "versions": [ "0.9", "0.9.1", "0.9.2", "1.0", "1.0.1", "1.0.2", "1.0.3", "1.0.4", "1.0.beta", "1.1", "1.1.1", "1.1.2", "1.1alpha", "1.1beta", "1.2", "1.2.1", "1.3", "1.3.1", "1.3.2", "1.3.3", "1.3.4", "1.3.5", "1.3.6", "1.3beta", "2.0", "2.0.1", "2.0.10", "2.0.11", "2.0.2", "2.0.3", "2.0.4", "2.0.5", "2.0.6", "2.0.7", "2.0.8", "2.0.9", "2.0alpha1", "2.0alpha2", "2.0alpha3", "2.0alpha4", "2.0alpha5", "2.0alpha6", "2.0beta1", "2.0beta2", "2.1", "2.1.1", "2.1.2", "2.1.3", "2.1.4", "2.1.5", "2.1alpha1", "2.1beta1", "2.1beta2", "2.1beta3", "2.2", "2.2.1", "2.2.2", "2.2.3", "2.2.4", "2.2.5", "2.2.6", "2.2.7", "2.2.8", "2.2alpha1", "2.2beta1", "2.2beta2", "2.2beta3", "2.2beta4", "2.3", "2.3.1", "2.3.2", "2.3.3", "2.3.4", "2.3.5", "2.3.6", "2.3alpha1", "2.3alpha2", "2.3beta1", "3.0", "3.0.1", "3.0.2", "3.1.0", "3.1.1", "3.1.2", "3.1beta1", "3.2.0", "3.2.1", "3.2.2", "3.2.3", "3.2.4", "3.2.5", "3.3.0", "3.3.0beta1", "3.3.0beta2", "3.3.0beta3", "3.3.0beta4", "3.3.0beta5", "3.3.1", "3.3.2", "3.3.3", "3.3.4", "3.3.5", "3.3.6", "3.4.0", "3.4.1", "3.4.2", "3.4.3", "3.4.4", "3.5.0", "3.5.0b1", "3.6.0", "3.6.1", "3.6.2", "3.6.3", "3.6.4", "3.7.0", "3.7.1", "3.7.2", "3.7.3", "3.8.0", "4.0.0", "4.1.0", "4.1.1", "4.2.0", "4.2.1", "4.2.2", "4.2.3", "4.2.4" ] } ], "aliases": [ "CVE-2018-19787", "GHSA-xp26-p53h-6h2p" ], "details": "An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove javascript: URLs that use escaping, allowing a remote attacker to conduct XSS attacks, as demonstrated by \"j a v a s c r i p t:\" in Internet Explorer. This is a similar issue to CVE-2014-3146.", "id": "PYSEC-2018-12", "modified": "2021-06-16T00:03:23.627691Z", "published": "2018-12-02T10:29:00Z", "references": [ { "type": "FIX", "url": "https://github.com/lxml/lxml/commit/6be1d081b49c97cfd7b3fbd934a193b668629109" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2018/12/msg00001.html" }, { "type": "WEB", "url": "https://usn.ubuntu.com/3841-2/" }, { "type": "WEB", "url": "https://usn.ubuntu.com/3841-1/" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00044.html" }, { "type": "ADVISORY", "url": "https://github.com/advisories/GHSA-xp26-p53h-6h2p" } ] }
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Sightings
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Nomenclature
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