Bug 2523957 (CVE-2026-79256)

Summary: CVE-2026-79256 chromium-browser: WebView in Google Chrome: Arbitrary code execution via externally controlled reference
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in WebView in Google Chrome. A remote attacker who has compromised the renderer process could exploit an externally controlled reference vulnerability by crafting a malicious HTML page. This could potentially lead to arbitrary code execution outside of the sandbox, allowing the attacker to gain control over the affected system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2524926, 2524929    
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Description OSIDB Bzimport 2026-08-25 20:52:05 UTC 
Externally controlled reference in WebView in Google Chrome on on Android prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)