CVE-2026-87491 Details
Description
Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
A vulnerability in the V8 JavaScript engine of Google Chrome, prior to version 153.0.8010.36, allows remote attackers to execute arbitrary code within the sandbox by exploiting an out-of-bounds write issue. This vulnerability is triggered through a crafted HTML page.
Users can update to Google Chrome version 153.0.8010.36 or later to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 10, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-87491 | CISA-ADP | US Government Resource |
| https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html | [email protected] | Release NotesVendor Advisory |
| https://issues.chromium.org/issues/543557673 | [email protected] | Permissions Required |
This CVE is in CISA's Known Exploited Vulnerabilities Catalog
Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.
| Vulnerability Name | Date Added | Due Date | Required Action |
|---|---|---|---|
| Google Chromium V8 Out of Bounds Write Vulnerability | Sep 9, 2026 | Sep 23, 2026 | Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| google chrome | < 153.0.8010.36 |
CPE
Remediation
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Change History
8 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 21, 2026 | CVE Modified | CISA-ADP |
| Sep 10, 2026 | Modified Analysis | [email protected] |
| Sep 10, 2026 | CVE Modified | CISA-ADP |
| Sep 9, 2026 | CVE CISA KEV Update | Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government |
| Sep 9, 2026 | CVE Modified | CISA-ADP |
| Sep 9, 2026 | Initial Analysis | [email protected] |
| Sep 9, 2026 | CVE Modified | CISA-ADP |
| Sep 9, 2026 | New CVE Received | [email protected] |