CVE-2026-118320(google / chrome)

LOWCVSS 8.8 · HIGH

Signal is active with 3 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Memory corruption in V8 in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-119

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • chrome

Threat summary

  • 8 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Peaked 1d ago at 5 mentions (2026-10-28); latest day: 3
  • 8 total mentions across 2 days

Affected systems

Vendors
Products
chrome

Deep dive

Activity timeline8 mentions / 2d
01345Mentions · 2026-10-28: 5Mentions · 2026-10-29: 310-2810-29
Referenced assets3 URLs
Full discourse8 posts
  • Mark Gadala-Maria@markgadala

    🚨 BREAKING: A dangerous new security flaw has been discovered in Google Chrome, potentially allowing hackers to execute malicious code simply by getting you to visit a compromised webpage. And it targets the engine powering Chrome itself. CVE-2026-118320 is a high-severity memory corruption vulnerability in V8, Google’s JavaScript engine. Here’s what you need to know: → Attackers can potentially execute arbitrary code through specially crafted HTML pages. → No malicious downloads or browser extensions are required. → The vulnerability affects Chrome versions prior to 156.0.8078.73. → Successful exploitation could allow attackers to execute code inside Chrome’s security sandbox. → Google has released a security update addressing the vulnerability. ⚠️ IMPORTANT: There is currently no confirmed evidence of active exploitation. However, the potential for remote code execution makes this a serious security issue. What should you do? Update Chrome immediately and restart your browser to apply the patch. Another critical reminder that even the world’s most widely used browsers are vulnerable to serious security flaws. 🔒 Need to know whether your systems are exposed to emerging threats? Get a free security assessment at http://lucidsecurity.si Source: https://cve.now/CVE-2026-118320

    121241736225442.4K
    80.3K followersView on X
  • Outils crypto libres@OutilsCryptoFR

    Exécution.Votre navigateur est une bombe à retardement (et les cabinets d'audit en profitent). 💣🌐 L'alerte tourne en boucle : la nouvelle faille Chrome (CVE-2026-118320) permet à un attaquant d'exécuter du code arbitraire sur votre machine. Pas de téléchargement requis, pas d'extension malveillante. Il suffit de visiter une simple page web conçue sur mesure pour que le moteur JavaScript V8 corrompe la mémoire et compromette la sandbox du navigateur. Le correctif d'urgence (version 156.0.8078.73) est en cours de déploiement. Pour ceux qui ont compris l'urgence de sanctuariser leurs environnements sous Ubuntu, un simple apt update && apt upgrade suffit pour patcher le système proprement via le gestionnaire de paquets, sans attendre les redémarrages forcés de Google. Mais au-delà de la mise à jour, la leçon est implacable. Les agences de cybersécurité agitent cette faille pour vous vendre des audits hors de prix. La vraie réponse souveraine coûte zéro euro : l'isolation totale. Si vous gérez vos clés privées, vos accès SSH ou vos portefeuilles crypto sur le même navigateur Chrome que celui où vous cliquez sur des liens X ou lisez la presse, vous êtes une cible vivante. Une simple visite sur un site piégé peut vous ruiner. Le navigateur Web2 est par essence une passoire. Isolez vos opérations critiques sur une machine virtuelle dédiée ou changez de navigateur pour l'administration. Avez-vous cloisonné vos environnements de navigation, ou tout votre trafic passe-t-il par le même Chrome ? 💬👇 #CyberSec #GoogleChrome #V8 #CVE2026118320

    02050207
    210 followersView on X
  • Alberta Radio!@albertaradios

    🚨Chrome Security Alert: CVE-2026-118320 and How to Stay Safe https://www.albertaradio.ca/post/chrome-security-alert-cve-2026-118320-protect-yourself

    01020189
    19.8K followersView on X
  • Raj Agrawal@rajagrawal5

    The other 3 critical bugs are in FileAPI, Skia (graphics) and Layout. Each could let a malicious page run code inside the sandbox. There's also a V8 JavaScript bug, CVE-2026-118320 (CVSS 8.8), among 46 high-severity fixes.

    1000036
    39 followersView on X
  • Upwind Security MDR@UpwindMDR

    🚨High - Chrome V8 Memory Corruption RCE in Browser Sandbox (CVE-2026-118320) A memory corruption bug in Chromium's V8 JavaScript engine in Google Chrome < 156.0.8078.73 can be triggered by a crafted HTML page to corrupt JS execution state and potentially achieve arbitrary code execution within the browser sandbox. Non-V8 engines are not affected. 👉Affected: Google Chrome < 156.0.8078.73 | Upgrade to 156.0.8078.73

    0000049
    372 followersView on X
  • CyberAlertPK@CyberAlertpit

    ⚠️ Update Google Chrome now A high-severity V8 flaw (CVE-2026-118320) could let malicious webpages execute code in Chrome’s sandbox. ✅ Update to 156.0.8078.73+ and relaunch. #CyberSecurity #Chrome https://t.co/OJ3yJS9t9j

    0000040
    138 followersView on X
  • Preston Thornburg@ptonewreckin

    update chrome https://cve.now/CVE-2026-118320

    0000035
    988 followersView on X
  • AutoRemediate@AutoRemediate

    High severity - CVE-2026-118320 — Memory corruption in V8 (Google Chrome < 156.0.8078.73). A remote attacker can potentially execute arbitrary code inside the renderer sandbox simply by serving a crafted HTML page. This gives control over the browser process and the user’s session. Fixed in Stable 156.0.8078.73/.74 (Windows/macOS) and 156.0.8078.73 (Linux). No known in-the-wild exploitation or public PoCs at this time but we highly suggest updating now to be safe!

    0000042
    8 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appgooglechrome---

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