Use After Free in Google Chrome

CVE-2023-3731

Use after free in Diagnostics in Google Chrome on ChromeOS prior to 115.0.5790.131 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)

Vulnerability class: Use-After-Free

EPSS: 0.004 (29.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-3731?
CVE-2023-3731 is a high-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 8.8/10. Published 2023-08-01.
How severe is CVE-2023-3731?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-3731 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.