Vulnerability DatabaseCVE-2018-5179
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CVE-2018-5179
Published:April 26, 2019
Updated:May 17, 2026
A service worker can send the activate event on itself periodically which allows it to run perpetually, allowing it to monitor activity by users. Affects all versions prior to Firefox 60.
Related Resources (4)
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-5179
https://security-tracker.debian.org/tracker/CVE-2018-5179
https://www.mozilla.org/en-US/security/advisories/mfsa2018-11/
https://access.redhat.com/security/cve/CVE-2018-5179
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Missing Release of Resource after Effective Lifetime
CWE-772
EPSS
Base Score:
0.43