CVE-2026-11153 Information disclosure in Chrome
A remote attacker can leak cross-origin data via a crafted HTML page due to side-channel leakage in Chrome Forms.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-11153?
CVE-2026-11153 is a critical vulnerability in Google Chrome, published on 4 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Side-channel information leakage in Forms in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
Weakness: CWE-1300
Which versions are affected by CVE-2026-11153?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-11153?
Upgrade to a fixed version.
Is CVE-2026-11153 being exploited?
There is no known exploitation of CVE-2026-11153 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-11153, ECHO-1cdd-50eb-b9b6, GHSA-h3j8-q3mw-gx7j, MINI-whmv-p675-gjq3.