bleach.clean behavior parsing style attributes could result in a regular expression denial of service (ReDoS). Calls to bleach.clean with an allowed tag with an allowed style attribute are vulnerable to ReDoS. For example, bleach.clean(..., attributes={'a': ['style']}).
History

Wed, 19 Mar 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-03-19T15:21:23.888Z

Reserved: 2020-01-10T00:00:00.000Z

Link: CVE-2020-6817

cve-icon Vulnrichment

Updated: 2024-08-04T09:11:05.144Z

cve-icon NVD

Status : Modified

Published: 2023-02-16T22:15:10.650

Modified: 2025-03-19T16:15:14.917

Link: CVE-2020-6817

cve-icon Redhat

No data.