CVE-2025-66286

Published: Apr 23, 2026Modified: Apr 24, 2026

4.7

Vector

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

Exploitability: 2.8 / Impact: 1.4

Source: secalert@redhat.com

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.

Related CWEs

CWE-639

Authorization Bypass Through User-Controlled Key

The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

References (3)

https://access.redhat.com/security/cve/CVE-2025-66286

Source: secalert@redhat.com

https://bugs.webkit.org/show_bug.cgi?id=259787

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=2424652

Source: secalert@redhat.com

Timeline

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