Description
Memory corruption in GarbageCollection in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Published: 2026-10-30
Score: n/a
EPSS: n/a
KEV: No
Impact: Remote Code Execution
Action: Immediate Patch
AI Analysis

Impact

The vulnerability is a memory corruption flaw in the GarbageCollection component of Google Chrome, which can be triggered by a maliciously crafted HTML page. The flaw allows a remote attacker to execute arbitrary code outside the browser sandbox. The weakness is identified as CWE-119, a classic buffer over-read or write vulnerability.

Affected Systems

Google Chrome versions prior to 156.0.8078.79 are affected. All desktop installations using the stable channel are vulnerable until this version or later is installed.

Risk and Exploitability

The official Chrome security severity is high, indicating a significant risk if exploited. No EPSS score is available, and the vulnerability is not listed in CISA KEV, so the current exploitation probability is unknown. Nevertheless, the impact of remote code execution warrants immediate remediation.

Generated by OpenCVE AI on October 30, 2026 at 01:55 UTC.

Remediation

No solution or workaround provided in the CVE record.

OpenCVE Recommended Actions

  • Update Chrome to version 156.0.8078.79 or newer.
  • Avoid opening or interacting with unknown HTML pages that may contain malicious content.
  • Configure browser security settings to enforce strict sandboxing and prohibit unauthenticated script execution where possible.

Generated by OpenCVE AI on October 30, 2026 at 01:55 UTC.

Tracking

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Advisories

No advisories yet.

History

Fri, 30 Oct 2026 02:15:00 +0000

Type Values Removed Values Added
Title Memory Corruption in Chrome Garbage Collection Enables Remote Code Execution

Fri, 30 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Description Memory corruption in GarbageCollection in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-119
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-10-30T00:05:09.101Z

Reserved: 2026-10-29T18:29:18.519Z

Link: CVE-2026-119263

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-30T01:16:45.047

Modified: 2026-10-30T01:16:45.140

Link: CVE-2026-119263

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-30T02:00:08Z

Weaknesses
  • CWE-119

    Improper Restriction of Operations within the Bounds of a Memory Buffer