CVE-2026-11645

Published Jun 9, 2026

Last updated 11 hours ago

Overview

AI description

Automated description summarized from trusted sources.

CVE-2026-11645 is an out-of-bounds read and write vulnerability found in the V8 JavaScript engine of Google Chrome. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by enticing a user to visit a specially crafted HTML page. The vulnerability affects Google Chrome versions prior to 149.0.7827.103, as well as other Chromium-based browsers that utilize the V8 engine. Google has confirmed that an exploit for CVE-2026-11645 exists and is being actively used in the wild.

Description: Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
Source: chrome-cve-admin@google.com
NVD status: Analyzed
Products: chrome

Risk scores

CVSS 3.1

Type: Secondary
Base score: 8.8
Impact score: 5.9
Exploitability score: 2.8
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: HIGH

Known exploits

Data from CISA

Vulnerability name: Google Chromium V8 Out-of-Bounds Read and Write Vulnerability
Exploit added on: Jun 9, 2026
Exploit action due: Jun 23, 2026
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-125

Hype score is a measure of social media activity compared against trending CVEs from the past 12 months. Max score 100.

Hype score: 9

Configurations

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            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      },
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        "cpeMatch": [
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            "criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*",
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            "vulnerable": false
          },
          {
            "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",
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            "vulnerable": false
          },
          {
            "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
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          }
        ],
        "negate": false,
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]

References

Sources include official advisories and independent security research.