CVE-2026-17662 Information disclosure in Chrome
Remote attackers can leak cross-origin data via crafted HTML pages due to insufficient policy enforcement in Chrome's Prefetch feature.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-17662?
CVE-2026-17662 is a medium-severity vulnerability in Google Chrome, published on 30 Jul 2026. 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 Prefetch in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
Weakness: CWE-346
Which versions are affected by CVE-2026-17662?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-17662?
Upgrade to a fixed version.
Is CVE-2026-17662 being exploited?
There is no known exploitation of CVE-2026-17662 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-17662, ECHO-f677-758f-4eee, GHSA-wm9r-82qw-cfp5, MINI-9jwp-3gcq-p72f.