CVE-2026-12011
⚠️ highSummary
Use after free in WebMIDI in Google Chrome on Windows prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
CVSS Score
8.3
High
EPSS Score
0.2
Exploit Probability
Published Date
2026-06-11
First Seen: 2026-06-12
📊 Relative Risk Intelligence
This CVE is High Risk - more severe than 79.6% of all 328,009 vulnerabilities in our database.
#66,785
Top 25% most severe
Severity Percentile
🎯 CISA SSVC Assessment Updated: Jun 12, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Total
Complete system compromise possible
SSVC data provided by
CISA
Last Modified
2026-06-12
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
CWE IDs (Weakness Types)