CVE-2019-6251
CVE-2019-6251 is a high-severity vulnerability in Gnome Epiphany with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 8.1)
- CVSS v2: 5.8
- EPSS exploit prediction: 4% (90th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Gnome Epiphany
- Published:
- Last modified:
Description
WebKitGTK and WPE WebKit prior to version 2.24.1 are vulnerable to address bar spoofing upon certain JavaScript redirections. An attacker could cause malicious web content to be displayed as if for a trusted URI. This is similar to the CVE-2018-8383 issue in Microsoft Edge.
Frequently asked questions
- What is CVE-2019-6251?
- WebKitGTK and WPE WebKit prior to version 2.24.1 are vulnerable to address bar spoofing upon certain JavaScript redirections. An attacker could cause malicious web content to be displayed as if for a trusted URI. This is similar to the CVE-2018-8383 issue in Microsoft Edge.
- How severe is CVE-2019-6251?
- CVE-2019-6251 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2019-6251 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-6251?
- CVE-2019-6251 primarily affects Gnome Epiphany. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2019-6251?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2019-6251 published?
- CVE-2019-6251 was published on 2019-01-14 and last updated on 2026-06-17.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00031.html
- http://packetstormsecurity.com/files/152485/WebKitGTK-WPE-WebKit-URI-Spoofing-Code-Execution.html
- http://www.openwall.com/lists/oss-security/2019/04/11/1
- https://bugs.webkit.org/show_bug.cgi?id=194208
- https://gitlab.gnome.org/GNOME/epiphany/issues/532
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSCDI3635E37GL4BNJDRDT2KEUBDLGSO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LACVFU4MYYRPJ3IEA4UCN5KUEAGCCJ72/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNPI3R6QWDJBA5KNGA6QSMKYLY5RRHBZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UO3DIA54X7FOUWFZW5YXC2MZ6KNHG6SW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YO5ZBUWOOXMVZPBYLZRDZF6ZQGBYJERQ/
- https://seclists.org/bugtraq/2019/Apr/21
- https://security.gentoo.org/glsa/201909-05
- https://trac.webkit.org/changeset/243434
- https://usn.ubuntu.com/3948-1/
Affected products (10)
- cpe:2.3:a:gnome:epiphany:*:*:*:*:*:*:*:*
- cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:*
- cpe:2.3:a:wpewebkit:wpe_webkit:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*
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