What is the CVSS score of CVE-2026-4684?

CVE-2026-4684 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Red Hat are affected by CVE-2026-4684?

CVE-2026-4684 presents notable security risk, a race condition vulnerability rated CVSS 7.5. Exploitation could compromise the security of affected deployments.. A patch is available.

Red Hat CVE-2026-4684

Q: How to fix or mitigate CVE-2026-4684?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

EUVD-2026-14792 HIGH

Race Condition (CWE-362)

2026-03-24 mozilla

GHSA-3rrq-fwhx-9wq4

Information Disclosure Race Condition Red Hat Mozilla Suse

7.5

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

EUVD ID Assigned

Mar 24, 2026 - 12:45 euvd

EUVD-2026-14792

Analysis Generated

Mar 24, 2026 - 12:45 vuln.today

CVE Published

Mar 24, 2026 - 12:30 nvd

HIGH 7.5

DescriptionNVD

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, and Firefox ESR < 140.9.

AnalysisAI

Mozilla Firefox's WebRender graphics component contains a race condition and use-after-free vulnerability that enables remote code execution when a user visits a malicious webpage. The flaw affects Firefox versions prior to 149, Firefox ESR versions before 115.34 and 140.9, and requires user interaction to trigger. …

RemediationAI

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

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

Full analysis requires sign-in

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Vendor StatusVendor

Debian

firefox

Release	Status	Fixed Version	Urgency
sid	vulnerable	148.0.2-1	-
(unstable)	fixed	(unfixed)	-

firefox-esr

Release	Status	Fixed Version	Urgency
bullseye	vulnerable	115.14.0esr-1~deb11u1	-
bullseye (security)	vulnerable	140.8.0esr-1~deb11u1	-
bookworm	vulnerable	128.14.0esr-1~deb12u1	-
bookworm (security)	vulnerable	140.8.0esr-1~deb12u1	-
trixie (security), trixie	vulnerable	140.8.0esr-1~deb13u1	-
forky, sid	vulnerable	140.8.0esr-1	-
(unstable)	fixed	(unfixed)	-

CVE-2026-4684 vulnerability details – vuln.today

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Red Hat CVE-2026-4684

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

RemediationAI

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More from same product – last 7 days

Vendor StatusVendor

Debian

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External POC / Exploit Code