CVE-2026-7979 Information disclosure in Chrome

Medium 4.3 Published Updated

A remote attacker can leak cross-origin data via a crafted HTML page due to an inappropriate implementation in Chrome's Media component.

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-2026-7979?

CVE-2026-7979 is a medium-severity vulnerability in Google Chrome, published on 6 May 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

Inappropriate implementation in Media in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Weakness: CWE-346

Which versions are affected by CVE-2026-7979?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-7979?

Upgrade to a fixed version.

Is CVE-2026-7979 being exploited?

There is no known exploitation of CVE-2026-7979 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-7979, ECHO-e574-240c-e661, GHSA-g28f-6ppf-f23m, MINI-88h6-f338-hjf4.

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