4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
0.005 Low
EPSS
Percentile
76.7%
By using the reflected URL in some special resource URIs, such as chrome:,
it is possible to inject stylesheets and bypass Content Security Policy
(CSP). This vulnerability affects Firefox < 63.
Author | Note |
---|---|
tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | firefox | < 63.0+build2-0ubuntu0.18.04.2 | UNKNOWN |
ubuntu | 18.10 | noarch | firefox | < 63.0+build2-0ubuntu0.18.10.2 | UNKNOWN |
ubuntu | 19.04 | noarch | firefox | < 63.0+build1-0ubuntu1 | UNKNOWN |
ubuntu | 19.10 | noarch | firefox | < 63.0+build1-0ubuntu1 | UNKNOWN |
ubuntu | 20.04 | noarch | firefox | < 63.0+build1-0ubuntu1 | UNKNOWN |
ubuntu | 20.10 | noarch | firefox | < 63.0+build1-0ubuntu1 | UNKNOWN |
ubuntu | 21.04 | noarch | firefox | < 63.0+build1-0ubuntu1 | UNKNOWN |
ubuntu | 21.10 | noarch | firefox | < 63.0+build1-0ubuntu1 | UNKNOWN |
ubuntu | 22.04 | noarch | firefox | < 63.0+build1-0ubuntu1 | UNKNOWN |
ubuntu | 22.10 | noarch | firefox | < 63.0+build1-0ubuntu1 | UNKNOWN |
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
0.005 Low
EPSS
Percentile
76.7%