SEPTEMBER 17, 2026
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Case File

CVE-2026-78939

CRITICAL · CVSS 9.6 EPSS 0.37%

Source: NVD + CISA KEV + EPSS · Published 2026-08-25 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A use-after-free vulnerability in Chromecast within Google Chrome versions prior to 152.0.7977.65 allows remote attackers to execute arbitrary code outside the sandbox by leveraging a specially crafted HTML page. This poses a significant risk to users of affected Chrome versions, particularly those utilizing Chromecast devices. Organizations and individuals using these versions should prioritize updating to mitigate potential exploitation.

CVE
CVE-2026-78939
Severity
CRITICAL
CVSS
9.6
EPSS
0.37%
Chrome

Original NVD Description

Use after free in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Related CVEs

Other vulnerabilities affecting the same vendor(s)