CVE-2018-5134

high

Description

WebExtensions may use "view-source:" URLs to view local "file:" URL content, as well as content stored in "about:cache", bypassing restrictions that only allow WebExtensions to view specific content. This vulnerability affects Firefox < 59.

References

https://www.mozilla.org/security/advisories/mfsa2018-06/

https://usn.ubuntu.com/3596-1/

https://bugzilla.mozilla.org/show_bug.cgi?id=1429379

http://www.securitytracker.com/id/1040514

http://www.securityfocus.com/bid/103386

Details

Source: Mitre, NVD

Published: 2018-06-11

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 5

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

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity: High