Cyber Resilience

CVE-2026-11640

HighUpdated

Published: 09 June 2026

Published
09 June 2026
Modified
17 June 2026
KEV Added
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Patch
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CVSS Score v3.1 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS Score 0.0023 13.9th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-11640 is a high-severity External Control of Assumed-Immutable Web Parameter (CWE-472) vulnerability in Google Chrome. Its CVSS base score is 8.3 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Privilege Escalation (T1068); ranked at the 13.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A06:2025 Insecure Design

EU & UK References

Vulnerability details

Integer overflow in libyuv in Google Chrome prior to 149.0.7827.103 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)

CWE(s)
CWE-472

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1068 Exploitation for Privilege Escalation Privilege Escalation
Adversaries may exploit software vulnerabilities in an attempt to elevate privileges.
attack.mitre.org →
Why these techniques?

Integer overflow enables sandbox escape after renderer compromise, directly mapping to exploitation for privilege escalation.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

Affected Assets

google
chrome
≤ 149.0.7827.103

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References