Cyber Resilience

CVE-2026-9938

HighRCEUpdated

Published: 28 May 2026

Published
28 May 2026
Modified
17 June 2026
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0032 23.8th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-9938 is a high-severity Code Injection (CWE-94) vulnerability in Google Chrome. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Client Execution (T1203); ranked at the 23.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability details

Inappropriate implementation in V8 in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
T1189 Drive-by Compromise Initial Access
Adversaries may gain access to a system through a user visiting a website over the normal course of browsing.
Why these techniques?

CVE enables remote arbitrary code execution in Chrome via crafted HTML (CWE-94), directly mapping to client-side exploitation (T1203) and drive-by compromise (T1189).

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

CVEs Like This One

CVE-2026-9976Same product: Apple Macos
CVE-2026-10928Same product: Apple Macos
CVE-2026-11688Same product: Apple Macos
CVE-2026-3910Same product: Apple Macos
CVE-2026-10904Same product: Apple Macos
CVE-2026-11231Same product: Apple Macos
CVE-2025-23251Same product: Apple Macos
CVE-2020-16022Same product: Apple Macos
CVE-2025-23304Same product: Apple Macos
CVE-2024-27859Same product: Apple Macos

Affected Assets

google
chrome
≤ 148.0.7778.216 · ≤ 148.0.7778.215

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References