Security Considerations for Artificial Intelligence Agents

This article, a lightly adapted version of Perplexity's response to NIST/CAISI Request for Information 2025-0035, details our observations and recommendations concerning the security of frontier AI agents. These insights are informed by Perplexity's experience operating general-purpose agentic...

CVE-2026-3939

Insufficient policy enforcement in PDF in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted PDF file. Chromium security severity: Low...

CVE-2026-3941

Insufficient policy enforcement in DevTools in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Low...

DEBIAN-CVE-2026-3928

Insufficient policy enforcement in Extensions in Google Chrome prior to 146.0.7680.71 allowed an attacker who convinced a user to install a malicious extension to perform UI spoofing via a crafted Chrome Extension. Chromium security severity: Medium...

CVE-2026-3932

Insufficient policy enforcement in PDF in Google Chrome on Android prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-3941

Insufficient policy enforcement in DevTools in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Low...

CVE-2026-3941

A security bypass vulnerability exists in the DevTools component of Google Chrome (and related Chromium projects) due to insufficient policy enforcement . A remote attacker can exploit this by using a crafted HTML page to bypass navigation restrictions. This issue affects versions prior to 146.0....

CVE-2026-3941

Insufficient policy enforcement in DevTools in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Low...

CVE-2026-3939

Insufficient policy enforcement in PDF in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted PDF file. Chromium security severity: Low...

CVE-2026-3940

Insufficient policy enforcement in DevTools in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Low...

CVE-2026-3940

Insufficient policy enforcement in DevTools in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Low...

CVE-2026-3938

CVE-2026-3938 affects Google Chrome/Chromium clipboard policy enforcement. Prior to version 146.0.7680.71, a renderer-compromised attacker could leak cross-origin data via a crafted HTML page due to insufficient clipboard policy enforcement. Impact is data leakage with low severity according to C...

CVE-2026-3938

Insufficient policy enforcement in Clipboard in Google Chrome prior to 146.0.7680.71 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

CVE-2026-3934

Insufficient policy enforcement in ChromeDriver in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-3934

Insufficient policy enforcement in ChromeDriver in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-3934

Insufficient policy enforcement in ChromeDriver in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-3932

Insufficient policy enforcement in PDF in Google Chrome on Android prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-3928

Insufficient policy enforcement in Extensions in Google Chrome prior to 146.0.7680.71 allowed an attacker who convinced a user to install a malicious extension to perform UI spoofing via a crafted Chrome Extension. Chromium security severity: Medium...

CVE-2026-3928

Insufficient policy enforcement in Extensions in Google Chrome prior to 146.0.7680.71 allowed an attacker who convinced a user to install a malicious extension to perform UI spoofing via a crafted Chrome Extension. Chromium security severity: Medium...

CVE-2026-3928

Google Chrome's Extensions component suffers from insufficient policy enforcement , which could allow an attacker who convinces a user to install a malicious extension to perform UI spoofing via a crafted extension. This vulnerability affects versions prior to 146.0.7680.71 . Remediation is avail...