High severity8.8NVD Advisory· Published May 14, 2026· Updated May 18, 2026
CVE-2026-8509
CVE-2026-8509
Description
Heap buffer overflow in WebML in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Critical)
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.htmlnvdProductVendor Advisory
- issues.chromium.org/issues/493310462nvdPermissions Required
News mentions
2- ⚡ Weekly Recap: Exchange 0-Day, npm Worm, Fake AI Repo, Cisco Exploit and MoreThe Hacker News · May 18, 2026
- Chrome 148 Update Patches Critical VulnerabilitiesSecurityWeek · May 15, 2026