CVE-2024-1284
CWE-416Published: February 7, 2024· Updated: Jun 17, 2026
Official Description
Use after free in Mojo in Google Chrome prior to 121.0.6167.160 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Risk Analysis
Google Chrome versions prior to 121.0.6167.160 are vulnerable to a use-after-free bug in Mojo, which can lead to heap corruption. This critical 9.8 CVSS flaw allows remote attackers to execute arbitrary code via a crafted HTML page.
No public exploit is known, and it is not in the KEV catalog. The vulnerability is remotely exploitable.
Update Google Chrome to version 121.0.6167.160 or later. Ensure that browser updates are applied promptly to mitigate remote execution risks.
Technical Analysis
CVE-2024-1284 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
From a weakness classification perspective (CWE-416): Use-after-free vulnerabilities involve accessing memory after it has been freed, often enabling arbitrary code execution.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (8)
Quick Facts
Related CVEs (CWE-416)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-1284 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts