Webkitgtk: authorization bypass through webpage::send-request signal handler_CVE-2025-66286

4.7 / 10

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

Description

An API design flaw in WebKitGTK and WPE WebKit allows untrusted web content to unexpectedly perform IP connections, DNS lookups, and HTTP requests. Applications expect to use the
WebPage::send-request signal handler to approve or reject all network requests. However, certain types of HTTP requests bypass this signal handler.

Basic Information

ID CVE-2025-66286

Source redhat

Published Apr 23, 2026 at 12:33

Modified Apr 23, 2026 at 12:48

Affected Product

Vendor Red Hat

Product Red Hat Enterprise Linux 6

CWE Classification

CWE-639

References

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    "published": "2026-04-23T12:33:50.184Z",
    "modified": "2026-04-23T12:48:57.468Z",
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    "references": "https://access.redhat.com/security/cve/CVE-2025-66286\nhttps://bugs.webkit.org/show_bug.cgi?id=259787\nhttps://bugzilla.redhat.com/show_bug.cgi?id=2424652",
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