CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
Percentile
39.0%
The Mozilla Foundation Security Advisory describes this flaw as: When checking if the Browsing Context had been discarded in HttpBaseChannel
, if the load group was not available then it was assumed to have already been discarded which was not always the case for private channels after the private session had ended.