CVE-2025-13947

HIGH 1 PoC
MEDIUM Priority: 0.03 BB Relevance: 75/100
Published: 2025-12-03 Modified: 2026-11-04 First seen: 2026-11-04 Status: active

Attack Surface

Network Low Complexity No Auth Conf. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: Required
S: Changed
C: High
I: None
A: None

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.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
The WebKitGTK Team webkitgtk 0 < 2.50.3

References & Advisories (14)

https://access.redhat.com/errata/RHSA-2025:22789
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:22790
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23110
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23433
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23434
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23451
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23452
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23583
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23591
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23742
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23743
vendor-advisory x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2418576
issue-tracking x_refsource_REDHAT

Proof of Concept (1)

Bug Bounty Relevance

75 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ PoC available (1)

CVSS Score

7.4 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

EPSS — Exploitation Probability

0.36%
Raw Score 0.003580
Percentile 29.7%
Date 2026-11-08

EPSS Trend

2026-11-08
0.00358
2026-11-07
0.00358
2026-11-06
0.00358
2026-11-05
0.00358
2026-11-04
0.00358

Intelligence Sources

mitre ref →
nvd ref →