CVE-2026-14420: Out of bounds read and write in Google Chrome
Out of bounds read and write in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
AI Analysis
Technical Summary
This vulnerability involves out-of-bounds memory access (read and write) in the Dawn component of Google Chrome versions before 150.0.7871.46. Exploitation could allow a remote attacker to escape the sandbox environment via a specially crafted HTML page, compromising browser security boundaries. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and high impact on confidentiality, integrity, and availability. The vendor advisory linked references a stable channel update but does not explicitly state patch status or remediation level.
Potential Impact
Successful exploitation could lead to a sandbox escape, allowing an attacker to execute code outside the browser's restricted environment. This can result in full compromise of the affected system's confidentiality, integrity, and availability. The vulnerability is rated critical with a CVSS score of 9.6. No known active exploits have been reported at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. The vendor advisory URL provided should be monitored for updates on patch availability or official fixes. Until a patch is confirmed, users should exercise caution when browsing untrusted websites and avoid interacting with suspicious HTML content.
CVE-2026-14420: Out of bounds read and write in Google Chrome
Description
Out of bounds read and write in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
CVSS v3.1
Score 9.6critical
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves out-of-bounds memory access (read and write) in the Dawn component of Google Chrome versions before 150.0.7871.46. Exploitation could allow a remote attacker to escape the sandbox environment via a specially crafted HTML page, compromising browser security boundaries. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and high impact on confidentiality, integrity, and availability. The vendor advisory linked references a stable channel update but does not explicitly state patch status or remediation level.
Potential Impact
Successful exploitation could lead to a sandbox escape, allowing an attacker to execute code outside the browser's restricted environment. This can result in full compromise of the affected system's confidentiality, integrity, and availability. The vulnerability is rated critical with a CVSS score of 9.6. No known active exploits have been reported at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. The vendor advisory URL provided should be monitored for updates on patch availability or official fixes. Until a patch is confirmed, users should exercise caution when browsing untrusted websites and avoid interacting with suspicious HTML content.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-01T21:37:33.095Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html","vendor":"Google"}]
Threat ID: 6a459a0b27e9c7971943c0d7
Added to database: 07/01/2026, 22:51:55 UTC
Last enriched: 07/09/2026, 09:16:29 UTC
Last updated: 08/11/2026, 16:20:36 UTC
Views: 91
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