Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessHost crafted HTML page
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DeliveryLure victim to open in WebView
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ExploitTrigger input-validation flaw (CWE-20)
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ExecutionEscape renderer sandbox
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ImpactAccess resources outside sandbox
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
|
| Exploitation Conditions | Exploitation requires the victim to actively load attacker-controlled content - the CVSS UI:R and the phrase 'via a crafted HTML page' confirm user interaction is mandatory; there is no unauthenticated remote code path without a user opening the malicious page. The affected surface is specifically Google Chrome / Android WebView on Android prior to 151.0.7922.72, so non-Android or already-patched builds are not exposed. Limiting factors: no authentication is needed (PR:N) but user interaction gates the attack, impact is Low across C/I/A (not full device compromise from this flaw alone), and no known public exploit or active exploitation exists to lower the practical barrier. |
| Impact | Signals are mixed and lean toward moderate-but-not-urgent priority. The CVSS vector (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L = 7.1) shows a network-reachable, low-complexity, unauthenticated attack, but the impact metrics are only Low across confidentiality, integrity, and availability, and UI:R means a user must be lured into opening a malicious page - this is not wormable drive-by-at-scale. EPSS is low (0.21%, 11th percentile) and consistent with the absence of any KEV listing or known POC, so exploitation probability is currently low. Chromium's own rating of Medium aligns with the Low impact sub-scores despite the elevated 7.1 driven by the Changed scope. Note a data discrepancy: the description and affected-version data clearly scope this to Chrome on Android WebView, yet the vendor reference links point to the desktop Stable channel release note and the CPE is the generic Chrome application entry - verify the exact affected platform/build with Google's advisory before scoping remediation. |
| Exploit ScenarioDerived | An attacker hosts a crafted HTML page and lures a victim into opening it inside a vulnerable WebView-embedding app or Chrome on Android (via a link, ad, or embedded content). The malformed input is processed without adequate validation, letting the attacker escape the renderer sandbox to affect resources outside the isolated web-content process. No public exploit is identified at time of analysis, and the attack requires the victim's interaction (UI:R). |
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Alert meAnalysisAIv1 – Jul 30, 2026
Sandbox escape in Google Chrome's Android WebView (versions prior to 151.0.7922.72) allows a remote attacker to break out of the renderer sandbox when a victim views a crafted HTML page. Rated Medium by Chromium and CVSS 7.1, it carries a scope-changing impact but requires user interaction; there is no public exploit identified at time of analysis and EPSS is low (0.21%, 11th percentile), indicating limited near-term mass exploitation likelihood.
RemediationAI
Vendor-released patch: 151.0.7922.72 - update Google Chrome / Android WebView to 151.0.7922.72 or later, which for WebView on Android is delivered through Google Play system/component updates, so ensure devices receive Play Store updates to the Android System WebView and Chrome apps. Consult the Chrome Releases advisory (https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html) and the Chromium issue (https://issues.chromium.org/issues/498877660) to confirm the exact build for your platform. Because exploitation requires the user to load attacker-controlled content, interim compensating controls include restricting WebView-based apps from loading untrusted external URLs (enforce allowlists in embedding apps), and for managed fleets pushing the WebView/Chrome update via MDM to force compliance; user-awareness against opening untrusted links reduces the UI:R exposure but is not a substitute for patching.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
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Technical ContextAI · show details
The affected component is Android WebView, the embeddable Chromium-based browser engine used by countless Android applications to render web content in-process. The root cause is classified as CWE-20 (Improper Input Validation): WebView insufficiently validates untrusted input (attacker-controlled HTML/DOM content), which can be leveraged to cross the renderer sandbox boundary that normally isolates web content from the underlying application and OS. Because the CVSS scope is Changed (S:C), a successful exploit affects resources beyond the initially vulnerable renderer process. The CPE provided (cpe:2.3:a:google:chrome) identifies the Chrome codebase generically but does not itself distinguish the Android WebView build, which is the surface the description names.
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Severity by source
Sources disagree (Medium–Critical)AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Remote crafted page needs no auth (PR:N) but requires the user to open it (UI:R); sandbox escape crosses a trust boundary (S:C) with Low C/I/A impact matching Chromium's Medium rating.
vuln.today treats the vendor’s rating as authoritative. A higher third-party CVSS (e.g. CISA-ADP) is shown for transparency but does not drive the headline severity.
CVSS VectorVendor: Chrome
Lifecycle Timeline
4DescriptionCVE.org
Insufficient validation of untrusted input in WebView in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)
Executive ViewAI
Google Chrome's Android WebView contains a vulnerability that could allow attackers to bypass security protections on mobile devices when users visit crafted websites. This affects any organization with Android users and could expose device data and sensitive information to unauthorized access. While no public exploit identified at time of analysis and patches are available, prompt remediation is essential to close this security gap.
Apply vendor patch. Update Chrome to version 151.0.7922.72 or later on all Android devices.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.
Related Vulnerabilities in Google Chrome Multiple Security Flaws
View all 80Same weakness CWE-20 – Improper Input Validation
View allSame technique Information Disclosure
View allVendor StatusVendor
SUSE
Severity: Critical| Product | Status |
|---|---|
| SUSE Package Hub 15 SP7 | Fixed |
| openSUSE Leap 16.0 | Fixed |
| SUSE Package Hub 15 SP7 | Affected |
EUVD-2026-50691
GHSA-fp29-qv6c-wggp
NVD
CVE.org
EPSS
Vulnrichment
VulDB
Exploit-DB