Use after free in Extensions in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a… (CVE-2026-17778)
Use after free in Extensions in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted Chrome Extension. (Chromium security severity: Medium)
AI Analysis
Technical Summary
CVE-2026-17778 is a use-after-free vulnerability in the Extensions module of Google Chrome before version 151.0.7922.72. It enables remote attackers to execute arbitrary code inside the browser's sandbox via a maliciously crafted Chrome Extension. The vulnerability is identified as CWE-416 (Use After Free). There is no CVSS score available, and no explicit vendor advisory or patch information is provided in the input data.
Potential Impact
Successful exploitation could allow an 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 impact is limited by the sandbox containment, and no known exploits have been reported in the wild.
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 any released patches promptly. Until a fix is available, avoid installing untrusted Chrome Extensions.
Use after free in Extensions in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a… (CVE-2026-17778)
Description
Use after free in Extensions in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted Chrome Extension. (Chromium security severity: Medium)
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-2026-17778 is a use-after-free vulnerability in the Extensions module of Google Chrome before version 151.0.7922.72. It enables remote attackers to execute arbitrary code inside the browser's sandbox via a maliciously crafted Chrome Extension. The vulnerability is identified as CWE-416 (Use After Free). There is no CVSS score available, and no explicit vendor advisory or patch information is provided in the input data.
Potential Impact
Successful exploitation could allow an 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 impact is limited by the sandbox containment, and no known exploits have been reported in the wild.
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 any released patches promptly. Until a fix is available, avoid installing untrusted Chrome Extensions.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-7v9m-6384-f4jq
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-17778"]
- Ecosystems
- []
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a6ae51c9c2644c7f898285d
Added to database: 07/30/2026, 05:46:04 UTC
Last enriched: 07/30/2026, 06:36:27 UTC
Last updated: 07/31/2026, 02:51:54 UTC
Views: 4
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