Vulnerability Description
Integer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 147.0.7727.55 | |
| Apple | Macos | - |
| Linux | Linux Kernel | - |
| Microsoft | Windows | - |
Related Weaknesses (CWE)
References
- https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.Release NotesVendor Advisory
- https://issues.chromium.org/issues/494158331Permissions Required
FAQ
What is CVE-2026-5859?
CVE-2026-5859 is a vulnerability with a CVSS score of 8.8 (HIGH). Integer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)
How severe is CVE-2026-5859?
CVE-2026-5859 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-5859?
Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Apple Macos, Linux Linux Kernel, Microsoft Windows.