DEBIAN-CVE-2020-27783

Advisory lineage Upstream: 1 Downstream: 2
Upstream
CVE-2020-27783
Published: 03 Dec 2020, 17:15
Last modified:28 Apr 2026, 20:19

Vulnerability Summary

Overall Risk (default)
low
24/100
CVSS Score
6.1 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

03 Dec 2020, 17:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:19
Last Modified
Vulnerability information updated

Description

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.

CVSS Metrics

  • v3.1•MEDIUM•Score: 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected Systems

  • debian•lxml

    < 4.6.2-1 | < 4.6.2-1 | < 4.6.2-1 | < 4.6.2-1

References (1)