CVE-2019-17000

medium

Description

An object tag with a data URI did not correctly inherit the document's Content Security Policy. This allowed a CSP bypass in a cross-origin frame if the document's policy explicitly allowed data: URIs. This vulnerability affects Firefox < 70.

References

https://www.mozilla.org/security/advisories/mfsa2019-34/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-7475

https://bugzilla.mozilla.org/show_bug.cgi?id=1441468

Details

Source: Mitre, NVD

Published: 2020-01-08

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N