Insufficient validation of untrusted input in WebUI in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a… (CVE-2026-17888)
Insufficient validation of untrusted input in WebUI in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Medium)
AI Analysis
Technical Summary
The vulnerability CVE-2026-17888 is due to insufficient validation of untrusted input in the WebUI component of Google Chrome versions before 151.0.7922.72. This weakness could enable a remote attacker to escape the browser sandbox by sending crafted network traffic, potentially compromising the security boundary. The issue is categorized under CWE-20 (Improper Input Validation). There is no CVSS score available, and no patch links or vendor advisory details were provided in the input data.
Potential Impact
Successful exploitation could allow a remote attacker to bypass the sandbox protections of Google Chrome, potentially leading to execution of arbitrary code outside the browser sandbox. This could compromise the security isolation intended to protect the host system from web content. However, no known exploits in the wild have been reported to date.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should update Google Chrome to version 151.0.7922.72 or later once available to address this vulnerability. Until official patches or mitigations are confirmed, cautious handling of untrusted web content is advised.
Insufficient validation of untrusted input in WebUI in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a… (CVE-2026-17888)
Description
Insufficient validation of untrusted input in WebUI in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Medium)
CVSS v3.1
Score 7.1high
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
The vulnerability CVE-2026-17888 is due to insufficient validation of untrusted input in the WebUI component of Google Chrome versions before 151.0.7922.72. This weakness could enable a remote attacker to escape the browser sandbox by sending crafted network traffic, potentially compromising the security boundary. The issue is categorized under CWE-20 (Improper Input Validation). There is no CVSS score available, and no patch links or vendor advisory details were provided in the input data.
Potential Impact
Successful exploitation could allow a remote attacker to bypass the sandbox protections of Google Chrome, potentially leading to execution of arbitrary code outside the browser sandbox. This could compromise the security isolation intended to protect the host system from web content. However, no known exploits in the wild have been reported to date.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should update Google Chrome to version 151.0.7922.72 or later once available to address this vulnerability. Until official patches or mitigations are confirmed, cautious handling of untrusted web content is advised.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-4g93-9mx8-6qjj
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-17888"]
- Ecosystems
- []
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a6ae5159c2644c7f89812c2
Added to database: 07/30/2026, 05:45:57 UTC
Last enriched: 07/30/2026, 06:08:54 UTC
Last updated: 07/31/2026, 02:51:53 UTC
Views: 2
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