{ "data_type": "CVE", "data_format": "MITRE", "data_version": "4.0", "CVE_data_meta": { "ID": "CVE-2020-27783", "ASSIGNER": "secalert@redhat.com", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "n/a", "product": { "product_data": [ { "product_name": "python-lxml", "version": { "version_data": [ { "version_value": "lxml-4.6.2" } ] } } ] } } ] } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-79" } ] } ] }, "references": { "reference_data": [ { "refsource": "MISC", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1901633", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1901633" }, { "refsource": "DEBIAN", "name": "DSA-4810", "url": "https://www.debian.org/security/2020/dsa-4810" }, { "refsource": "MLIST", "name": "[debian-lts-announce] 20201218 [SECURITY] [DLA 2467-2] lxml regression update", "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00028.html" }, { "refsource": "FEDORA", "name": "FEDORA-2020-0e055ea503", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMHVKRUT22LVWNL3TB7HPSDHJT74Q3JK/" }, { "refsource": "FEDORA", "name": "FEDORA-2020-307946cfb6", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JKG67GPGTV23KADT4D4GK4RMHSO4CIQL/" }, { "url": "https://www.oracle.com//security-alerts/cpujul2021.html", "refsource": "MISC", "name": "https://www.oracle.com//security-alerts/cpujul2021.html" }, { "refsource": "MISC", "name": "https://advisory.checkmarx.net/advisory/CX-2020-4286", "url": "https://advisory.checkmarx.net/advisory/CX-2020-4286" }, { "refsource": "CONFIRM", "name": "https://security.netapp.com/advisory/ntap-20210521-0003/", "url": "https://security.netapp.com/advisory/ntap-20210521-0003/" } ] }, "description": { "description_data": [ { "lang": "eng", "value": "A XSS vulnerability was discovered in python-lxml's clean module. The module's parser didn't properly imitate browsers, which caused different behaviors between the sanitizer and the user's page. A remote attacker could exploit this flaw to run arbitrary HTML/JS code." } ] } }