CVE-2026-7964 Path traversal in Chrome

Medium 4.2 Published Updated

A remote attacker with compromised renderer access can perform arbitrary file read/write operations via a crafted HTML page in Google Chrome.

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-2026-7964?

CVE-2026-7964 is a medium-severity path traversal 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

Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)

Weakness: CWE-20

Which versions are affected by CVE-2026-7964?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-7964?

Upgrade to a fixed version.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-7964 being exploited?

There is no known exploitation of CVE-2026-7964 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-7964, ECHO-2014-aa83-ca03, GHSA-jh98-89hc-9g7v, MINI-wc74-x2v5-f36q.

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