Bug 2512352 (CVE-2026-19177)

Summary: CVE-2026-19177 chromium-browser: Chromium: Sandbox escape via crafted HTML page
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in Chromium. A remote attacker, after compromising the renderer process, could exploit insufficient validation of untrusted input in the user interface (UI) by crafting a malicious HTML page. This could potentially allow the attacker to escape the browser's security sandbox, leading to further system compromise.
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2514633, 2514634    
Bug Blocks:    

Description OSIDB Bzimport 2026-08-06 22:31:20 UTC
Insufficient validation of untrusted input in UI in Google Chrome prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)