CVE-2025-5419

Google Chromium V8 Out-of-Bounds Read and Write Vulnerability

High 8.8
Exploited: added to CISA KEV 5 Jun 2025

Description

Out of bounds read and write in V8 in Google Chrome prior to 137.0.7151.68 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Key facts

Published: 2 Jun 2025
Last changed: 26 Feb 2026
Assigned by: Chrome
KEV added: 5 Jun 2025
KEV fix due: 26 Jun 2025
EPSS: 7.553% likely to be exploited in the next 30 days, higher than 94.613% of CVEs (scores for 15 Nov 2026)
SSVC (CISA): Exploitation: active; Automatable: no; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

8.8CVSS 3.1, Highfrom CISA (ADP container)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

What to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
Google	Chrome	137.0.7151.68 up to but excluding 137.0.7151.68 (affected)

Timeline

2 Jun 2025 Published
5 Jun 2025 CVE-2025-5419 added to CISA KEV
5 Jun 2025 Added to the CISA KEV catalogue