CVE-2019-17020

State: Published
Severity: Not scored
Published: Jan 8, 2020
Updated: Aug 5, 2024
Reserved: Sep 30, 2019

Description

If an XML file is served with a Content Security Policy and the XML file includes an XSL stylesheet, the Content Security Policy will not be applied to the contents of the XSL stylesheet. If the XSL sheet e.g. includes JavaScript, it would bypass any of the restrictions of the Content Security Policy applied to the XML document. This vulnerability affects Firefox < 72.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
FirefoxMozilla	before 72Affected

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1597645
https://www.mozilla.org/security/advisories/mfsa2020-01/
USN-4234-1vendor-advisory

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