CVE-2025-5419
Google Chromium V8 Out-of-Bounds Read and Write Vu - [Actively Exploited]
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)
INFO
Published Date :
June 3, 2025, 12:15 a.m.
Last Modified :
June 23, 2025, 6:29 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
2.8
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
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.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop.html; https://nvd.nist.gov/vuln/detail/CVE-2025-5419",
Public PoC/Exploit Available at Github
CVE-2025-5419 has a 5 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-5419.
| URL | Resource |
|---|---|
| https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop.html | Release Notes |
| https://issues.chromium.org/issues/420636529 | Permissions Required |
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-5419 | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Checks if your Chrome version is vulnerable to CVE-2025-5419, from the browser
JavaScript HTML CSS
Out-of-Bounds Read/Write in Chrome V8 — Heap Corruption → RCE
Out-of-Bounds Read/Write in Chrome V8 — Heap Corruption → RCE
None
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-5419 vulnerability anywhere in the article.
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Cyber Security News
Weekly Cybersecurity News Recap – Top Vulnerabilities, Threat and Data Breaches
In our fast-paced, interconnected world, the dangers of cyberattacks are becoming more frequent and complex. That’s why it’s more important than ever to stay updated and aware of the risks. Every week ... Read more
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Cyber Security News
Multiple Chrome Vulnerabilities Allow Attackers to Execute Malicious Code Remotely
Google has released an important security update for Chrome Desktop, addressing two high-severity vulnerabilities that could enable attackers to execute malicious code remotely on users’ systems. The ... Read more
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krebsonsecurity.com
Patch Tuesday, June 2025 Edition
Microsoft today released security updates to fix at least 67 vulnerabilities in its Windows operating systems and software. Redmond warns that one of the flaws is already under active attack, and that ... Read more
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The Register
Microsoft warns of 66 flaws to fix for this Patch Tuesday, and two are under active attack
Patch Tuesday It's Patch Tuesday time again, and Microsoft is warning that there are a bunch of critical fixes to sort out - and two actively exploited bugs. Redmond reported 66 flaws to be fixed in i ... Read more
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Help Net Security
Week in review: Google fixes exploited Chrome zero-day, Patch Tuesday forecast
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: June 2025 Patch Tuesday forecast: Second time is the charm? Microsoft has been busy releasing more out ... Read more
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Cyber Security News
CISA Warns of Chrome 0-Day Vulnerability Exploited in the Wild to Execute Arbitrary Code
CISA has issued an urgent warning about a critical zero-day vulnerability in Google Chrome’s V8 JavaScript engine that is being actively exploited by cybercriminals to execute arbitrary code on victim ... Read more
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TheCyberThrone
CVE-2025-20286 Credential Reuse Vulnerability in Cisco ISE
CVE-2025-20286 is a critical security vulnerability identified in Cisco Identity Services Engine (ISE) when deployed on certain cloud platforms, including:Amazon Web Services (AWS)Microsoft AzureOracl ... Read more
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TheCyberThrone
CISA Adds Qualcomm Vulnerabilities to KEV Catalog
On June 3, 2025, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) expanded its Known Exploited Vulnerabilities (KEV) Catalog to include three newly discovered and actively exploited vu ... Read more
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Help Net Security
Google fixes Chrome zero-day with in-the-wild exploit (CVE-2025-5419)
Google has fixed two Chrome vulnerabilities, including a zero-day flaw (CVE-2025-5419) with an in-the-wild exploit. About CVE-2025-5419 CVE-2025-5419 is a high-severity out of bounds read and write vu ... Read more
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The Register
Google quietly pushes emergency fix for Chrome 0-day as exploit runs wild
Google revealed Monday that it had quietly deployed a configuration change last week to block active exploitation of a Chrome zero-day. Google Threat Analysis Group (TAG) team members Clement Lecigne ... Read more
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TheCyberThrone
CVE-2025-5419 Zero-Day Vulnerability in Chrome’s V8 Engine
CVE-2025-5419 is a critical zero-day vulnerability discovered in Google Chrome’s V8 JavaScript engine, the core component responsible for executing JavaScript code in the browser. This flaw enables ou ... Read more
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BleepingComputer
Google patches new Chrome zero-day bug exploited in attacks
Google has released an emergency security update to fix the third Chrome zero-day vulnerability exploited in attacks since the start of the year. "Google is aware that an exploit for CVE-2025-5419 exi ... Read more
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security.nl
Google dicht actief misbruikt V8-beveiligingslek in Chrome
Google heeft een actief aangevallen beveiligingslek in Chrome gedicht. De kwetsbaarheid bevond zich in V8, de JavaScript-engine die Chrome en andere browsers gebruiken voor het uitvoeren van JavaScrip ... Read more
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The Hacker News
New Chrome Zero-Day Actively Exploited; Google Issues Emergency Out-of-Band Patch
Browser Security / Vulnerability Google on Monday released out-of-band fixes to address three security issues in its Chrome browser, including one that it said has come under active exploitation in th ... Read more
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Cyber Security News
Google Chrome 0-Day Vulnerability Exploited in the Wild to Execute Arbitrary Code
Google has released an emergency security update for Chrome after confirming that a critical zero-day vulnerability is being actively exploited by attackers in the wild. The vulnerability, tracked as ... Read more
The following table lists the changes that have been made to the
CVE-2025-5419 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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Modified Analysis by [email protected]
Jun. 23, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:* versions up to (excluding) 137.0.3296.62 Added Reference Type CVE: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-5419 Types: Third Party Advisory -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Jun. 23, 2025
Action Type Old Value New Value Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-5419 -
CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725
Jun. 06, 2025
Action Type Old Value New Value Added Date Added 2025-06-05 Added Due Date 2025-06-26 Added Required Action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Added Vulnerability Name Google Chromium V8 Out-of-Bounds Read and Write Vulnerability -
Initial Analysis by [email protected]
Jun. 05, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* versions up to (excluding) 137.0.7151.68 Added Reference Type Chrome: https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop.html Types: Release Notes Added Reference Type Chrome: https://issues.chromium.org/issues/420636529 Types: Permissions Required -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 03, 2025
Action Type Old Value New Value Added CWE CWE-125 -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 03, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Added CWE CWE-787 -
New CVE Received by [email protected]
Jun. 03, 2025
Action Type Old Value New Value Added 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) Added Reference https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop.html Added Reference https://issues.chromium.org/issues/420636529
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-5419 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-5419
weaknesses.