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CVE-2025-5419: Google Chromium V8 Out-of-Bounds Read and Write Vulnerability
Google Chromium V8 · in CISA KEV since 2025-06-05
2025-06-05added to KEV
2025-06-26federal remediation due date
7.82%EPSS exploit probability (30 days) 94.4th percentile
8.8 HIGHCVSS 3.1
Unknownknown ransomware use
2days from NVD publication to KEV
What it is
Google Chromium V8 contains an out-of-bounds read and write vulnerability that could allow a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-125;CWE-787 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD published | 2025-06-03 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2025-5419.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.