SecPod

Learn Search

Search across all Learn content

← Back to Security Research
Google Chrome Zero-Days Under Active Exploitation

Google Chrome Zero-Days Under Active Exploitation

Google has released a security advisory for its Chrome users on Windows, Mac, and Linux, addressing seven security vulnerabilities. However, this release is including two very critical Zero-Day exploits exploited in the wild. Hence, these google chrome security vulnerabilities are tracking as CVE-20...

Oct 28, 2021By Rinu K2 min read

Google has released a security advisory for its Chrome users on Windows, Mac, and Linux, addressing seven security vulnerabilities. However, this release is including twovery critical Zero-Day exploits exploited in the wild. Hence, these google chrome security vulnerabilities are tracking as CVE-2021-38000 and CVE-2021-38003. Endpoints that have not been patched are advised to deploy patches ASAP. A good Vulnerability Management System can resolve these issues and hence keep your systems safe and secure.

The flaws were discovered and reported by the Threat Analysis Group (TAG). The other high-severity issues addressed include three Use after free vulnerabilities (CVE-2021-37997,CVE-2021-37998, CVE-2021-38002), a data validation issue (CVE-2021-37999), and a type confusion vulnerability (CVE-2021-38001).

At the time of writing, details of attacks where both zero-days exploited arent made public. A patch management solution can patch these vulnerabilities.

Zero-Day CVE-2021-38000

The wildly-exploited vulnerability exists in the Chrome intents. It arises from an insufficient validation of untrusted input in Intents. Clement Lecigne, Neel Mehta, and Maddie Stone of Google Threat Analysis Group discovered and reported this issue.

Zero-Day CVE-2021-38003

The wildly-exploited vulnerability exists in the Chrome V8 JavaScript engine. The flaw is due to an inappropriate implementation in V8. This issue discovered and reported by Clement Lecigne of Google Threat Analysis Group/

Google added in the advisory,

Google is aware that exploits for CVE-2021-38000 and CVE-2021-38003 exist in the wild.

Affected products by CVE-2021-38000

Google Chrome versions before 95.0.4638.69.

Impact of CVE-2021-38000

The vulnerabilities allow attackers to cause a program to crash, execute code, obtain potentially sensitive information, and hence, bypass security restrictions on the affected system.

Solution

Google has released security updates addressing the issue in Google Chrome version 95.0.4638.69.

SanerNow detects these vulnerabilities and automatically fixes them by applying security updates. Download SanerNow and keep your systems updated and secure.

Featured Posts

Open One Request, Total Persistence: Inside the SharePoint Flaw Attackers Are Exploiting
One Request, Total Persistence: Inside the SharePoint Flaw Attackers Are Exploiting

CVE Research

One Request, Total Persistence: Inside the SharePoint Flaw Attackers Are Exploiting

A critical SharePoint deserialization flaw, CVE-2026-50522 (CVSS 9.8), is under active exploitation just weeks after its July 2026 patch, following a public PoC. Attackers are using it to steal IIS machine keys in a single request, gaining persistence that survives patching alone. Now on CISA's KEV list, it's the third actively exploited SharePoint flaw in recent months, patch immediately and rotate machine keys.

Jul 24, 2026

Open ENCFORGE Ransomware: Anatomy of an AI-Focused Cyber Attack
ENCFORGE Ransomware: Anatomy of an AI-Focused Cyber Attack

CVE Research

ENCFORGE Ransomware: Anatomy of an AI-Focused Cyber Attack

Jul 22, 2026

Open UTA0533 Weaponizes KNUCKLEBALL: Inside the SonicWall SMA Zero-Day Exploitation Chain
UTA0533 Weaponizes KNUCKLEBALL: Inside the SonicWall SMA Zero-Day Exploitation Chain

CVE Research

UTA0533 Weaponizes KNUCKLEBALL: Inside the SonicWall SMA Zero-Day Exploitation Chain

Jul 20, 2026

Open One Email, Full Session Takeover: Inside Zimbra's Critical Classic Web Client Code Execution Flaw
One Email, Full Session Takeover: Inside Zimbra's Critical Classic Web Client Code Execution Flaw

CVE Research

One Email, Full Session Takeover: Inside Zimbra's Critical Classic Web Client Code Execution Flaw

Jul 20, 2026