CVE-2026-13870 Use after free in Chrome
Remote attackers can execute arbitrary code in the sandbox via a crafted HTML page exploiting a use-after-free in Chrome Android WebView.
- 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-2026-13870?
CVE-2026-13870 is a high-severity use after free vulnerability in Google Chrome, published on 30 Jun 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
Use after free in WebView in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)
Weakness: CWE-416
Which versions are affected by CVE-2026-13870?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-13870?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2026-13870 being exploited?
There is no known exploitation of CVE-2026-13870 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-13870, ECHO-568a-d7c7-b17b, GHSA-cv7c-3mmr-556f, MINI-h55g-cfg2-h7wx.