Use after free in Loader in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted… (CVE-2026-17661)
Use after free in Loader in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-17661 is a use-after-free vulnerability in the Loader component of Google Chrome before version 151.0.7922.72. Exploitation requires a crafted HTML page that triggers arbitrary code execution inside the browser's sandbox environment. The vulnerability is identified as CWE-416 (Use After Free). Although the Chromium security team rates this issue as high severity, no CVSS score or vendor advisory details are provided in the input data. No known exploits have been observed in the wild at the time of this report.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code within the sandboxed environment of Google Chrome, potentially leading to unauthorized actions or compromise of the browser process. However, the sandbox limits the scope of impact to the browser context.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor official Google Chrome security advisories for updates and apply the official fix once available. Until then, exercise caution when visiting untrusted web pages.
Use after free in Loader in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted… (CVE-2026-17661)
Description
Use after free in Loader in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 8.8high
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-17661 is a use-after-free vulnerability in the Loader component of Google Chrome before version 151.0.7922.72. Exploitation requires a crafted HTML page that triggers arbitrary code execution inside the browser's sandbox environment. The vulnerability is identified as CWE-416 (Use After Free). Although the Chromium security team rates this issue as high severity, no CVSS score or vendor advisory details are provided in the input data. No known exploits have been observed in the wild at the time of this report.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code within the sandboxed environment of Google Chrome, potentially leading to unauthorized actions or compromise of the browser process. However, the sandbox limits the scope of impact to the browser context.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor official Google Chrome security advisories for updates and apply the official fix once available. Until then, exercise caution when visiting untrusted web pages.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-cjp4-vqvh-cq9p
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-17661"]
- Ecosystems
- []
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a6ae5219c2644c7f8983bd8
Added to database: 07/30/2026, 05:46:09 UTC
Last enriched: 07/30/2026, 06:52:45 UTC
Last updated: 07/31/2026, 22:17:50 UTC
Views: 2
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