A vulnerability in the notifications Push API where notifications can be sent through service workers by web content without direct user in…

published 2018-06-11 8y ago modified 2026-06-17 4mo ago also EUVD-2018-16927

cvss: 8.2; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.6%; EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits: 0; none known

A vulnerability in the notifications Push API where notifications can be sent through service workers by web content without direct user interaction. This could be used to open new tabs in a denial of service (DOS) attack or to display unwanted content from arbitrary URLs to users. This vulnerability affects Firefox < 59.

Patch / fix

fixed in 1 distros 2

Mozilla Firefox 59

ubuntu opensuse

firefox Ubuntu 14.04 LTS 59.0+build5-0ubuntu0.14.04.1
firefox Ubuntu 16.04 LTS 59.0+build5-0ubuntu0.16.04.1
firefox Ubuntu 18.04 LTS 59.0.1+build1-0ubuntu1

ubuntu advisories UBUNTU-CVE-2018-5141

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

firefox-esr openSUSE Tumbleweed 128.5.1-1.1
MozillaFirefox openSUSE Tumbleweed 92.0-1.2

opensuse advisories openSUSE-SU-2024:14572-1 openSUSE-SU-2024:10600-1

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Exploit prediction

1.55% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.2	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
NVD	2.0	6.4	AV:N/AC:L/Au:N/C:P/I:N/A:P

Affected products

Mozilla Firefox

Classification

Weakness

CWE-20 Improper Input Validation

References

usn.ubuntu.com /3596-1/
vendor-advisory, third-party-advisory
mozilla.org /security/advisories/mfsa2018-06/
vendor-advisory
securityfocus.com /bid/103386
vdb-entry, third-party-advisory
bugzilla.mozilla.org /show_bug.cgi?id=1429093
permissions-required
securitytracker.com /id/1040514
vdb-entry, third-party-advisory

Sources

CVE List CVE-2018-5141
NVD CVE-2018-5141

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