What is CVE-2026-17888?

CVE-2026-17888 is a high-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 7.1/10. Published 2026-07-30.

How severe is CVE-2026-17888?

High severity. CVSS v3 base score is 7.1 out of 10.

Improper input validation in Google Chrome

CVE-2026-17888

Insufficient validation of untrusted input in WebUI in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Medium)

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L.

Affected products

Google Chrome — versions 151.0.7922.72

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

chrome-cve-admin@google.com
chrome-cve-admin@google.com

Frequently asked questions

What is CVE-2026-17888?: CVE-2026-17888 is a high-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 7.1/10. Published 2026-07-30.
How severe is CVE-2026-17888?: High severity. CVSS v3 base score is 7.1 out of 10.