CVE-2025-21283HighCVSS 6.5

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Published
June 3, 2026
Last Modified

🔗 CVE IDs covered (1)

📋 Description

According to the CVSS metric, the attack vector is network (AV:N) and user interaction is required (UI:R). What is the target context of the remote code execution? Successful exploitation of this vulnerability requires the victim user to click a malicious link so that the attacker can initiate remote code execution on the renderer process.

According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do? The user would have to click on a specially crafted URL to be compromised by the attacker.

What is the version information for this release? Microsoft Edge Version Date Released Based on Chromium Version 133.0.3065.51 2/6/2025 133.0.6943.53/54

🎯 Affected products1

  • Microsoft Edge (Chromium-based)

✅ Remediation

KBRelease Notes (Security Update) — fixed build 133.0.3065.51

🔗 References (2)