What is the CVSS score of CVE-2026-4679?

CVE-2026-4679 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Chrome are affected by CVE-2026-4679?

Organizations using Fonts in Google Chrome face significant risk from CVE-2026-4679 rated CVSS 8.8.. A patch is available.

Chrome CVE-2026-4679

EUVD-2026-14686 HIGH

External Control of Assumed-Immutable Web Parameter (CWE-472)

2026-03-24 Chrome

GHSA-ffwc-xvf2-hgr5

Buffer Overflow Chrome Google Debian Red Hat Suse

8.8

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Patch released

Mar 24, 2026 - 01:00 nvd

Patch available

EUVD ID Assigned

Mar 24, 2026 - 00:45 euvd

EUVD-2026-14686

Analysis Generated

Mar 24, 2026 - 00:45 vuln.today

CVE Published

Mar 24, 2026 - 00:24 nvd

HIGH 8.8

DescriptionNVD

Integer overflow in Fonts in Google Chrome prior to 146.0.7680.165 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: High)

AnalysisAI

Out-of-bounds memory write in Google Chrome's font handling prior to version 146.0.7680.165 enables remote code execution when users visit malicious HTML pages. An unauthenticated attacker can exploit an integer overflow vulnerability to achieve complete system compromise with high integrity and confidentiality impact. …

RemediationAI

Within 7 days: Identify all affected systems running Fonts in Google Chrome and apply vendor patches promptly. Vendor patch is available.

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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Vendor StatusVendor

Debian

chromium

Release	Status	Fixed Version	Urgency
bullseye (security), bullseye	vulnerable	120.0.6099.224-1~deb11u1	-
bookworm	vulnerable	143.0.7499.169-1~deb12u1	-
bookworm (security)	vulnerable	146.0.7680.153-1~deb12u1	-
trixie	vulnerable	145.0.7632.159-1~deb13u1	-
trixie (security)	vulnerable	146.0.7680.153-1~deb13u1	-
forky	vulnerable	146.0.7680.153-1	-
sid	fixed	146.0.7680.164-1	-
bullseye	fixed	(unfixed)	end-of-life
(unstable)	fixed	146.0.7680.164-1	-

CVE-2026-4679 vulnerability details – vuln.today

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Chrome CVE-2026-4679

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

RemediationAI

Full analysis requires sign-in

More from same product – last 7 days

Vendor StatusVendor

Debian

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External POC / Exploit Code