CVE-2025-6554

8.1

HIGH CVSS 3.1

Google Chromium V8 Type Confusion Vulnerability - [Actively Exploited]

Description

Type confusion in V8 in Google Chrome prior to 138.0.7204.96 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)

INFO

Published Date :

June 30, 2025, 10:15 p.m.

Last Modified :

July 16, 2025, 2:13 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]

CISA Notification

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.

Due Date: Jul 23, 2025

Alert Date: Jul 02, 2025 | 62 days ago

Description :

Google Chromium V8 contains a type confusion vulnerability that could allow a remote attacker to perform arbitrary read/write 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 :

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

Notes :

https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop_30.html?m=1 ; https://nvd.nist.gov/vuln/detail/CVE-2025-6554

Affected Products

The following products are affected by CVE-2025-6554 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product
1	Microsoft	windows
2	Microsoft	edge_chromium
1	Linux	linux_kernel
1	Google	chrome
1	Apple	macos

: Total Affected Vendor : 4 | Products : 5

CVSS Scores

The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.

Score	Version	Severity	Vector	Exploitability Score	Impact Score	Source
	CVSS 3.1	HIGH				134c704f-9b21-4f2e-91b3-4a467353bcc0

Solution

Update Google Chrome to patch a type confusion vulnerability in V8.

Update Google Chrome to version 138.0.7204.96.
Apply relevant security patches for V8.

Public PoC/Exploit Available at Github

CVE-2025-6554 has a 15 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-2025-6554.

URL	Resource
https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop_30.html	Vendor Advisory
https://issues.chromium.org/issues/427663123	Permissions Required

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-6554 is associated with the following CWEs:

CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')

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-2025-6554 weaknesses.

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).

9Insomnie/CVE-2025-6554

CVE-2025-6554 漏洞概念验证

JavaScript HTML

Updated: 1 month, 1 week ago

2 stars 1 fork 1 watcher

Born at : July 10, 2025, 3:56 a.m. This repo has been linked 1 different CVEs too.

ghostn4444/POC-CVE-2025-6554

None

JavaScript

Updated: 1 month, 2 weeks ago

1 stars 1 fork 1 watcher

Born at : July 9, 2025, 4:20 a.m. This repo has been linked 1 different CVEs too.

PwnToday/CVE-2025-6554

None

JavaScript

Updated: 5 days, 11 hours ago

0 stars 0 fork 0 watcher

Born at : July 7, 2025, 9:10 a.m. This repo has been linked 1 different CVEs too.

gmh5225/CVE-2025-6554-2

None

HTML

Updated: 1 month, 1 week ago

2 stars 0 fork 0 watcher

Born at : July 5, 2025, 4:10 a.m. This repo has been linked 1 different CVEs too.

PwnToday/CVE-2025-6554

None

HTML

Updated: 1 month, 4 weeks ago

0 stars 0 fork 0 watcher

Born at : July 4, 2025, 6:30 p.m. This repo has been linked 1 different CVEs too.

windz3r0day/CVE-2025-6554

None

JavaScript Shell

Updated: 1 month, 1 week ago

5 stars 2 fork 2 watcher

Born at : July 4, 2025, 11:42 a.m. This repo has been linked 1 different CVEs too.

rbaicba/CVE-2025-6554

None

Updated: 1 month, 4 weeks ago

0 stars 2 fork 2 watcher

Born at : July 3, 2025, 8:45 p.m. This repo has been linked 1 different CVEs too.

f1lyyy/V8-Exploit-Collection

None

JavaScript Python

Updated: 1 week, 6 days ago

4 stars 0 fork 0 watcher

Born at : June 4, 2025, 2:10 p.m. This repo has been linked 3 different CVEs too.

plzheheplztrying/cve_monitor

None

HTML Python Shell

Updated: 1 month, 4 weeks ago

0 stars 0 fork 0 watcher

Born at : Feb. 13, 2025, 8:50 a.m. This repo has been linked 891 different CVEs too.

mwlik/v8-resources

A bunch of V8 resources (with a security focus)

browser-exploitation v8

Updated: 1 week, 4 days ago

53 stars 7 fork 7 watcher

Born at : Jan. 6, 2025, 5:14 p.m. This repo has been linked 12 different CVEs too.

windz3r0day/windz3r0day

Config files for my GitHub profile.

config github-config

Updated: 1 month, 4 weeks ago

1 stars 0 fork 0 watcher

Born at : Nov. 15, 2024, 8:29 p.m. This repo has been linked 1 different CVEs too.

ums91/CISA_BOT

CISA Bot is a GitHub bot that automatically monitors the Cybersecurity and Infrastructure Security Agency (CISA) Known Exploited Vulnerabilities (KEV) Catalog. When new vulnerabilities are published in the KEV, the bot creates GitHub issues in this repository with detailed information about each vulnerability.

Python

Updated: 4 days, 2 hours ago

2 stars 1 fork 1 watcher

Born at : Oct. 29, 2024, 10:19 a.m. This repo has been linked 206 different CVEs too.

DarkNavySecurity/PoC

None

Python HTML JavaScript C

Updated: 4 days ago

194 stars 22 fork 22 watcher

Born at : Nov. 2, 2023, 12:56 p.m. This repo has been linked 5 different CVEs too.

dan-mba/python-selenium-news

Python project to scape data from Google News search to a markdown table

pandas python selenium matplotlib

Python

Updated: 1 month, 4 weeks ago

2 stars 0 fork 0 watcher

Born at : July 9, 2022, 3:12 p.m. This repo has been linked 1 different CVEs too.

nomi-sec/PoC-in-GitHub

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

security cve exploit poc vulnerability

Updated: 1 day, 5 hours ago

7238 stars 1202 fork 1202 watcher

Born at : Dec. 8, 2019, 1:03 p.m. This repo has been linked 800 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-6554 vulnerability anywhere in the article.

Daily CyberSecurity

Google Chrome Issues High-Severity Fix for V8 Engine Vulnerability (CVE-2025-9132)

Google has released a Stable Channel Update for its Chrome browser, addressing a critical security issue in the widely used V8 JavaScript engine. The update, rolling out to Windows, macOS, and Linux u ...

Published Date: Aug 20, 2025 (1 week, 6 days ago)

Daily CyberSecurity

Google Patches Two High-Severity V8 Vulnerabilities (CVE-2025-8010, CVE-2025-8011) in Chrome

Google has released a new Stable Channel Update for Chrome Desktop, bringing the browser to version 138.0.7204.168/.169 for Windows and macOS, and 138.0.7204.168 for Linux. The update is rolling out g ...

Published Date: Jul 23, 2025 (1 month, 1 week ago)

The Hacker News

Ivanti Zero-Days Exploited to Drop MDifyLoader and Launch In-Memory Cobalt Strike Attacks

Jul 18, 2025Ravie LakshmananMalware / Vulnerability Cybersecurity researchers have disclosed details of a new malware called MDifyLoader that has been observed in conjunction with cyber attacks expl ...

Published Date: Jul 18, 2025 (1 month, 2 weeks ago)

The Hacker News

Critical NVIDIA Container Toolkit Flaw Allows Privilege Escalation on AI Cloud Services

Jul 18, 2025Ravie LakshmananCloud Security / AI Security Cybersecurity researchers have disclosed a critical container escape vulnerability in the NVIDIA Container Toolkit that could pose a severe t ...

Published Date: Jul 18, 2025 (1 month, 2 weeks ago)

The Hacker News

Hackers Exploit Apache HTTP Server Flaw to Deploy Linuxsys Cryptocurrency Miner

Jul 17, 2025Ravie LakshmananCryptocurrency / Vulnerability Cybersecurity researchers have discovered a new campaign that exploits a known security flaw impacting Apache HTTP Server to deliver a cryp ...

Published Date: Jul 17, 2025 (1 month, 2 weeks ago)

The Hacker News

Chinese Hackers Target Taiwan's Semiconductor Sector with Cobalt Strike, Custom Backdoors

The Taiwanese semiconductor industry has become the target of spear-phishing campaigns undertaken by three Chinese state-sponsored threat actors. "Targets of these campaigns ranged from organizations ...

Published Date: Jul 17, 2025 (1 month, 2 weeks ago)

The Hacker News

UNC6148 Backdoors Fully-Patched SonicWall SMA 100 Series Devices with OVERSTEP Rootkit

A threat activity cluster has been observed targeting fully-patched end-of-life SonicWall Secure Mobile Access (SMA) 100 series appliances as part of a campaign designed to drop a backdoor called OVER ...