InfoSec Signals™
Sign InStart Free
Back to CVE records
High 8.8Published Dec 4, 2025

CVE-2025-66287Webkitgtk: processing maliciously crafted web content may lead to an unexpected process crash

Updated under an hour ago ()

Does this affect you?

It affects The WebKitGTK Team WebKitGTK and 7 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling.

CVSS
8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-120
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
redhat
NVD analysis
Deferred
Record last updated
Jun 29, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
The WebKitGTK Team WebKitGTK
webkitgtk_team:webkitgtk (from the name)
before 2.50.3
CNA record
from 0:2.50.3-2.el7_9 not affected
CNA record
Red Hat Red Hat Enterprise Linux 8
redhat:enterprise_linux
from 0:2.50.3-1.el8_10 not affected
CNA record
from 0:2.50.3-2.el8_2 not affected
CNA record
from 0:2.50.3-2.el8_4 not affected
CNA record
from 0:2.50.3-2.el8_6 not affected
CNA record
from 0:2.50.3-2.el8_6 not affected
CNA record
from 0:2.50.3-1.el9_4 not affected
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

Your cookie choices
We use essential cookies to run this site, and, only with your consent, an advertising cookie from Google to measure whether our ads lead to sign-ups and subscriptions. See our for details.