CVE-2025-13947 — Origin Validation Error in Webkitgtk Team Webkitgtk

CWE-346 — Origin Validation Error6 documents6 sources
Severity
7.4HIGHNVD
EPSS
0.1%
top 77.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
THE Webkitgtk Team WebkitgtkDebian Webkit2gtkDebian Wpewebkit
Timeline
PublishedDec 3
Latest updateJan 5

Description

A flaw was found in WebKitGTK. This vulnerability allows remote, user-assisted information disclosure that can reveal any file the user is permitted to read via abusing the file drag-and-drop mechanism where WebKitGTK does not verify that drag operations originate from outside the browser.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:NExploitability: 2.8 | Impact: 4.0

Affected Packages3 packages

▶CVEListV5the_webkitgtk_team/webkitgtk< 2.50.3
▶debiandebian/wpewebkit< webkit2gtk 2.50.3-1~deb12u1 (bookworm)
▶debiandebian/webkit2gtk< webkit2gtk 2.50.3-1~deb12u1 (bookworm)

🔴Vulnerability Details

2
OSV
CVE-2025-13947: A flaw was found in WebKitGTK↗2025-12-03
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GHSA
GHSA-j77f-3hf7-7rvg: A flaw was found in WebKitGTK↗2025-12-03
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📋Vendor Advisories

3
Ubuntu
WebKitGTK vulnerabilities↗2026-01-05
▶
Red Hat
webkit: WebKitGTK: Remote user-assisted information disclosure via file drag-and-drop↗2025-12-03
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Debian
CVE-2025-13947: webkit2gtk - A flaw was found in WebKitGTK. This vulnerability allows remote, user-assisted i...↗2025
▶