CVE-2025-13947CWE-346

CVE-2025-13947

High · published December 3, 2025

CVSS v3.1
7.4
EPSS
0%
Percentile
25.0
In the wild
Unconfirmed
What it is

⚡ A crafty flaw in WebKitGTK lets attackers read any file you can access, just by dragging and dropping! 🔥 Think of it like a restaurant where the waiter brings you your meal but forgets to check that the order really comes from the kitchen. If someone just walks in and hands them a plate, they’d serve it up without a second thought! This vulnerability can lead to unauthorized access to sensitive files on your system, leaving your data vulnerable to prying eyes. An attacker could potentially uncover confidential documents, personal information, or anything else you’re allowed to see, which could be absolutely devastating!

Put simply

Think of it like a restaurant where the waiter brings you your meal but forgets to check that the order really comes from the kitchen. If someone just walks in and hands them a plate, they’d serve it up without a second thought! This issue arises because WebKitGTK fails to verify the origin of drag-and-drop operations, allowing a malicious website to access files that users are permitted to read.

What to do

This vulnerability can lead to unauthorized access to sensitive files on your system, leaving your data vulnerable to prying eyes. An attacker could potentially uncover confidential documents, personal information, or anything else you’re allowed to see, which could be absolutely devastating! To protect against this vulnerability, update WebKitGTK to the latest version as soon as possible. Ensure you also educate users about the risks associated with drag-and-drop functionality from untrusted sources. Regularly auditing software components for vulnerabilities can also help. You've got this! By staying informed and taking these steps, you'll be safeguarding your files in no time! 🛡️

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00331 · 25.0th percentile
Weakness
CWE-346 · Origin Validation Error
Published
2025-12-03T15:15Z
References (14)
EPSS history
Timeline
  • 03 DEC 09:45Z
    Webkit: webkitgtk: remote user-assisted information disclosure via file drag-and-drop
    cvelistv5