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VuXML IDDescription
4c52ec3c-86f3-11ea-b5b4-641c67a117d8py-bleach -- regular expression denial-of-service

Bleach developers reports:

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']}).


Discovery 2019-03-09
Entry 2020-04-26
py27-bleach
py35-bleach
py36-bleach
py37-bleach
py38-bleach
lt 3.1.4

https://github.com/mozilla/bleach/security/advisories/GHSA-vqhp-cxgc-6wmm
https://bugzilla.mozilla.org/show_bug.cgi?id=1623633
CVE-2020-6817
ports/245943