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CVE-2024-9369VulnerabilityPublished Updated

CVE-2024-9369: Google Chrome · Insufficient data validation

Affects Google ChromeSource CVE Database V5

0

Not known to be exploited · CVSS 8.8 High : upgrade to 129.0.6668.89 soon.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 52% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 129.0.6668.89
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 Nov 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Upgrade Google Chrome to 129.0.6668.89.

Affected software

ProductAffectedFixed in
Google ChromeAffected
  • =129.0.6668.89
  • <129.0.6668.89
Fixed in
  • 129.0.6668.89

AI-suggested

1. Immediately update all Google Chrome installations to version 129.0.6668.89 or later, where the vulnerability is patched. 2. Employ enterprise-wide patch management policies to ensure timely deployment of browser updates. 3. Use browser security features such as sandboxing and site isolation to limit the impact of renderer process compromises. 4. Implement network-level protections including web filtering and intrusion detection systems to block access to known malicious sites. 5. Educate users on the risks of interacting with untrusted web content and phishing attempts to reduce the likelihood of triggering the vulnerability. 6. Monitor browser behavior for anomalies indicative of exploitation attempts, such as unusual memory usage or crashes. 7. Consider deploying endpoint detection and response (EDR) solutions capable of detecting exploitation techniques related to memory corruption. 8. For high-risk environments, restrict or control the use of browser extensions and plugins that may increase attack surface. 9. Regularly review and audit browser configurations and security policies to ensure compliance with best practices.

Description

CVE-2024-9369 is a high-severity vulnerability in Google Chrome prior to version 129.0.6668.89 involving insufficient data validation in the Mojo IPC system. A remote attacker who has already compromised the renderer process can exploit this flaw by delivering a crafted HTML page to trigger an out-of-bounds memory write. This vulnerability can lead to full compromise of the browser process, affecting confidentiality, integrity, and availability. Exploitation requires user interaction but no prior privileges or authentication. Although no known exploits are currently in the wild, the high CVSS score (8.8) indicates significant risk. European organizations relying heavily on Chrome for web access are at risk, especially those in countries with large tech sectors and critical infrastructure.

References

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