GHSA-57QW-CC2G-PV5P

Vulnerability from github – Published: 2022-05-14 04:01 – Updated: 2024-09-30 17:03
VLAI
Summary
lxml Cross-site Scripting Via Control Characters
Details

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.

Severity
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "lxml"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.3.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2014-3146"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-08-04T20:12:48Z",
    "nvd_published_at": "2014-05-14T19:55:00Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-57qw-cc2g-pv5p",
  "modified": "2024-09-30T17:03:32Z",
  "published": "2022-05-14T04:01:59Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2014-3146"
    },
    {
      "type": "WEB",
      "url": "https://github.com/lxml/lxml/pull/273"
    },
    {
      "type": "WEB",
      "url": "https://github.com/lxml/lxml/commit/3f3082e0a67851cde26a48da3d1f4b75d8aa07ec"
    },
    {
      "type": "WEB",
      "url": "https://github.com/lxml/lxml/commit/86e81ab393ba14c1be71284675851a3bdce57d69"
    },
    {
      "type": "WEB",
      "url": "https://github.com/lxml/lxml/commit/e86b294f1f81b899a59925123560ff924a72f1cc"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/lxml/lxml"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/lxml/PYSEC-2014-9.yaml"
    },
    {
      "type": "WEB",
      "url": "https://mailman-mail5.webfaction.com/pipermail/lxml/2014-April/007128.html"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20140724172044/http://secunia.com/advisories/58013"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20140805110535/http://secunia.com/advisories/59008"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20140806061046/http://secunia.com/advisories/58744"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20141017122607/https://mailman-mail5.webfaction.com/pipermail/lxml/2014-April/007128.html"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20150523055039/http://www.mandriva.com/en/support/security/advisories/advisory/MDVSA-2015:112/?name=MDVSA-2015:112"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20200228180542/http://www.securityfocus.com/bid/67159"
    },
    {
      "type": "WEB",
      "url": "http://advisories.mageia.org/MGASA-2014-0218.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-updates/2014-05/msg00083.html"
    },
    {
      "type": "WEB",
      "url": "http://lxml.de/3.3/changes-3.3.5.html"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2014/Apr/210"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2014/Apr/319"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2014/dsa-2941"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2014/05/09/7"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-2217-1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "lxml Cross-site Scripting Via Control Characters"
}



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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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