CVE-2026-79070 Security feature bypass in Chrome
A remote attacker can bypass web origin policy in Google Chrome via a crafted HTML page due to incorrect reference resolution in the Cache.
- 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-2026-79070?
CVE-2026-79070 is a medium-severity vulnerability in Google Chrome, published on 25 Aug 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
Incorrect reference resolution in Cache in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
Weakness: CWE-706
Which versions are affected by CVE-2026-79070?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-79070?
Upgrade to a fixed version.
Is CVE-2026-79070 being exploited?
There is no known exploitation of CVE-2026-79070 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-79070, ECHO-e8ae-27b3-2641, GHSA-2wj8-m6pj-6v7x, MINI-qg7x-qfw9-638j.