CVSS v3
7.5
HIGH
EPSS Score
1.9 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
libephymain.so in GNOME Web (aka Epiphany) through 3.28.2.1 allows remote attackers to cause a denial of service (application crash) via certain window.open and document.write calls.
Technical details
- Published
- 2018-06-07
Frequently asked questions
What is CVE-2018-12016?
libephymain.so in GNOME Web (aka Epiphany) through 3.28.2.1 allows remote attackers to cause a denial of service (application crash) via certain window.open and document.write calls.
Is CVE-2018-12016 actively exploited?
Active exploitation of CVE-2018-12016 has not been confirmed. Its EPSS score was 1.9% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2018-12016?
CVE-2018-12016 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2018-12016 affecting your environment?
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