High [CVE-2026-19174] Arbitrary code execution via crafted HTML page
This high-severity Red Hat Linux advisory covers CVE-2026-19174.
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Summary
Integer overflow in V8 in Google Chrome prior to 151.0.7922.109 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High) A flaw was found in V8, the JavaScript engine used in Google Chrome.
This integer overflow vulnerability allows a remote attacker to execute arbitrary code within the browser's security sandbox—a protective environment that limits what a program can do. This can occur when a user visits a specially crafted HTML page, potentially leading to unauthorized operations within the sandboxed environment.
This is an Important vulnerability in the V8 JavaScript engine, utilized by Chromium-based browsers. The requirement for user interaction to trigger the flaw contributes to its Important severity, as direct network exploitation without user action is not possible.
Red Hat severity: Important — CVSS 8.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H). Weakness: CWE-190.
- < 151.0.7922.109
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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