CVE-2026-8509

critical Red Hat
CVSS v3 Base Score
9.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS Score
0.1%
Exploitation probability in 30 days
Top 79% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Published: May 14, 2026 (56 days ago)
Last Modified: May 14, 2026
Vendor: Red Hat
Source: REDHAT

Description

A heap buffer overflow flaw was found in the WebML component of the Chromium browser. Upstream bug(s): https://code.google.com/p/chromium/issues/detail?id=493310462

CWE

CWE-787

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 chromereleases.googleblog.com 🔗 issues.chromium.org