CVE-2026-14410: Chrome UI Spoofing Vulnerability in Skia – Patch to Version 150.0.7871.46

Technical summary

CVE-2026-14410 is an inappropriate implementation vulnerability in Skia, Chrome's rendering engine, affecting versions prior to 150.0.7871.46. The issue stems from improper handling of UI rendering that permits a compromised renderer process to fabricate visual UI elements via crafted HTML. The vulnerability is classified under CWE-451 (User Interface (UI) Misrepresentation of Critical Information), indicating a defect in how the browser displays security-critical or trusted interface components. The renderer-process compromise prerequisite significantly limits independent attack surface, as the attacker must first gain code execution within the sandboxed renderer context.

Business impact

UI spoofing attacks undermine user trust in the browser's visual integrity. Even though a renderer compromise is required first, the ability to fake security UI—such as phishing warnings or trusted site indicators—can lead users to bypass security decisions or leak credentials. For enterprise environments relying on Chrome, this compounds existing renderer compromise risks by providing a secondary attack path to manipulate user behavior. Organizations managing large Chrome deployments should treat this as part of a broader renderer-security posture rather than an isolated concern.

Affected systems

Google Chrome versions prior to 150.0.7871.46 are vulnerable. This includes all older releases of Chrome on Windows, macOS, Linux, Android, and ChromeOS. Users on version 150.0.7871.46 and later are protected. The vulnerability does not affect Chromium-based browsers that have not incorporated the vulnerable Skia code, though most modern variants (Edge, Brave, Opera) track Chrome releases closely and will need equivalent patches.

Exploitability

Exploitation requires two sequential compromises: first, an attacker must achieve code execution in the Chrome renderer process (via a separate vulnerability, memory corruption, or user-assisted exploit), then craft a malicious HTML page to trigger the UI spoofing. This two-step requirement substantially reduces standalone exploitability. However, once a renderer is compromised, the attack is reliable and requires minimal additional user interaction—loading the crafted page is sufficient. The CVSS 3.1 score of 4.3 reflects this constraint (AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N), with user interaction limited to normal browsing of the attacker-controlled page.

Remediation

Update Google Chrome to version 150.0.7871.46 or later. Chrome's auto-update mechanism typically deploys patches within hours of release, but users can manually trigger updates via Settings > About Chrome > Check for Updates. Organizations using Chrome Enterprise should verify that auto-updates are enabled or deploy patches through Google's enterprise management tools. No interim mitigations address the underlying Skia flaw short of disabling JavaScript or avoiding untrusted web content—both impractical—so timely patching is the primary control.

Patch guidance

Verify that your Chrome installations have reached version 150.0.7871.46 or later by checking Settings > About Chrome. For managed Chrome deployments, consult your organization's Chrome management console (Google Admin Console or third-party MDM solutions) to confirm the latest version is deployed. If auto-updates are disabled in your environment, immediately enable them or manually apply the patch. Test critical web applications after patching to ensure no compatibility issues; this vulnerability does not typically require configuration changes post-update.

Detection guidance

Detection of this vulnerability's exploitation is challenging because it requires a prior renderer compromise. Monitor for unusual Chrome renderer crashes or unexpected resource consumption, which may indicate active exploitation of the underlying renderer-compromise vector. At the perimeter, watch for unusual access patterns to sites known to host renderer exploits. Endpoint Detection & Response (EDR) tools should flag renderer process creation anomalies or memory corruption attempts. However, the UI spoofing itself may be invisible to automated monitoring—user reports of unexpected browser behavior or security prompts warrant investigation. Verify patch adoption across endpoints using SCCM, Intune, or similar inventory tools.

Why prioritize this

Although marked MEDIUM severity and not yet in the CISA KEV catalog, this vulnerability should be prioritized for patching because: (1) UI spoofing directly enables credential theft and social engineering once a renderer is compromised; (2) Chrome is ubiquitous in enterprise and personal environments, multiplying exposure; (3) the patch is reliable and imposes no operational burden; (4) renderer compromise vulnerabilities are actively researched and may be chained with this flaw in real attacks. For organizations where Chrome is a critical delivery vehicle for web applications, rapid patching prevents secondary damage from a renderer compromise.

Risk score, explained

The CVSS 3.1 score of 4.3 (MEDIUM) reflects the combination of network-based attack vector, low attack complexity, and the critical requirement for prior renderer compromise (PR:N nominally, but contextually requires CR:H). The integrity impact (I:L) accounts for UI deception, while no confidentiality or availability impact is recorded. The score is conservative relative to business risk because it does not weight the ease with which spoofed UI can be used to manipulate users post-compromise. Organizations should consider a risk score adjustment upward if they face targeted attacks or operate in high-value sectors where supply-chain or banking threats are common.

Frequently asked questions