SEPTEMBER 17, 2026
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Case File

CVE-2026-87553

HIGH · CVSS 8.3 EPSS 0.37%

Source: NVD + CISA KEV + EPSS · Published 2026-09-09 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

Google Chrome versions prior to 153.0.8010.36 are vulnerable due to improper input validation in the SiteIsolation feature, allowing remote attackers to execute arbitrary code outside the sandbox by exploiting a compromised renderer process through a specially crafted HTML page. This vulnerability poses a medium security risk, and organizations using affected Chrome versions should prioritize updates to mitigate potential exploitation.

CVE
CVE-2026-87553
Severity
HIGH
CVSS
8.3
EPSS
0.37%
Chrome

Original NVD Description

Improper input validation in SiteIsolation in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Related CVEs

Other vulnerabilities affecting the same vendor(s)