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HIGH

CVE-2019-6251

CVSS v3

8.1

HIGH

EPSS Score

4.3 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • CVE-2019-6251 Red Hat Product Security984 products fixed · 9 known affected

    webkitgtk: processing maliciously crafted web content lead to URI spoofing

    webkitgtk as a component of Red Hat Enterprise Linux 6 · webkitgtk-devel as a component of Red Hat Enterprise Linux 6 · webkitgtk-doc as a component of Red Hat Enterprise Linux 6

  • RHSA-2020:4035 Red Hat Product Security81 products fixed

    Red Hat Security Advisory: webkitgtk4 security, bug fix, and enhancement update

  • RHSA-2019:3553 Red Hat Product Security903 products fixed

    Red Hat Security Advisory: GNOME security, bug fix, and enhancement update

Full record on NVD

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.

Technical details

Published
2019-01-14

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.

Is CVE-2019-6251 actively exploited?

Active exploitation of CVE-2019-6251 has not been confirmed. Its EPSS score was 4.3% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-6251?

CVE-2019-6251 has a CVSS v3 base score of 8.1 (HIGH severity).

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Same product first, then the same vendor advisory and the same publication week.

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