Published: 11/06/2018 Updated: 03/10/2019

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 445

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

WebExtensions can bypass normal restrictions in some circumstances and use "browser.tabs.executeScript" to inject scripts into contexts where this should not be allowed, such as pages from other WebExtensions or unprivileged "about:" pages. This vulnerability affects Firefox < 59.

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mozilla firefox

USN-3596-1 caused a regression in Firefox ...

Firefox could be made to crash or run programs as your login if it opened a malicious website ...

Mozilla Foundation Security Advisory 2018-06 Security vulnerabilities fixed in Firefox 59 Announced March 13, 2018 Impact critical Products Firefox Fixed in Firefox 59 ...

CWE-862 https://www.mozilla.org/security/advisories/mfsa2018-06/https://bugzilla.mozilla.org/show_bug.cgi?id=1431371 https://usn.ubuntu.com/3596-1/http://www.securitytracker.com/id/1040514 http://www.securityfocus.com/bid/103386 https://nvd.nist.gov https://usn.ubuntu.com/3596-2/

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CVE-2018-5135

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