Use-after-free in Google Chromium - CVE-2026-13870
Published: July 1, 2026
Vulnerability identifier: #VU136265
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-13870
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within WebView in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
Affected software
Google Chromium
Microsoft Edge
Google Chrome
Prisma Access Browser
Debian Linux
chromium (Debian package)
Microsoft Edge
Google Chrome
Prisma Access Browser
Debian Linux
chromium (Debian package)
How to mitigate CVE-2026-13870
Install update from vendor's website.
Google Chromium - update to 150.0.7871.46
Microsoft Edge - update to 150.0.4078.48
Google Chrome - update to 150.0.7871.46
chromium (Debian package) - update to 150.0.7871.46-1~deb13u1
Prisma Access Browser - update to 150.49.8.187
Microsoft Edge - update to 150.0.4078.48
Google Chrome - update to 150.0.7871.46
chromium (Debian package) - update to 150.0.7871.46-1~deb13u1
Prisma Access Browser - update to 150.49.8.187