CVE-2023-1233 Information disclosure in Chrome

What is CVE-2023-1233?

CVE-2023-1233 is a medium-severity vulnerability in Google Chrome, published on 7 Mar 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Insufficient policy enforcement in Resource Timing in Google Chrome prior to 111.0.5563.64 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from API via a crafted Chrome Extension. (Chromium security severity: Low)

Which versions are affected by CVE-2023-1233?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2023-1233?

Upgrade to a fixed version.

Is CVE-2023-1233 being exploited?

There is no known exploitation of CVE-2023-1233 in the wild and no public exploit code.

Other vulnerabilities in Google Chrome

• CVE-2022-4135 Google Chromium GPU Heap Buffer Overflow Exploited Critical 9.6
• CVE-2020-16017 Google Chrome Use-After-Free Exploited Critical 9.6
• CVE-2020-16010 Google Chrome for Android UI Heap Buffer Overflow Exploited Critical 9.6
• CVE-2026-87491 Google Chromium V8 Out of Bounds Write Exploited High 8.8
• CVE-2026-85046 Google Chromium V8 Type Confusion Exploited High 8.8

All Google Chrome vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2023-1233, GHSA-jxjj-mjxx-6r8p, UBUNTU-CVE-2023-1233.