Bug 1815054

Summary: python-bleach: behavior parsing did not match browser behavior which could result in mutation XSS
Product: [Other] Security Response Reporter: Michael Kaplan <mkaplan>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: igor.raits, mrunge
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Last Closed: 2020-03-19 16:31:42 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 1815056, 1815055    
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Description Michael Kaplan 2020-03-19 11:43:37 UTC
behavior parsing embedded MathML and SVG content with RCDATA tags did not match browser behavior which could result in mutation XSS.

Comment 1 Michael Kaplan 2020-03-19 11:44:18 UTC
Created python-bleach tracking bugs for this issue:

Affects: epel-all [bug 1815056]
Affects: fedora-all [bug 1815055]

Comment 3 Michael Kaplan 2020-03-19 11:55:04 UTC
External References:

https://github.com/mozilla/bleach/blob/master/CHANGES
line: 36-38

Comment 4 Product Security DevOps Team 2020-03-19 16:31:42 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.