Cyber Resilience

CVE-2026-13938

High

Published: 30 June 2026

Published
30 June 2026
Modified
02 July 2026
KEV Added
—
Patch
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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 23.4th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-13938 is a high-severity External Control of Assumed-Immutable Web Parameter (CWE-472) vulnerability in Google Chrome. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Drive-by Compromise (T1189); ranked at the 23.4th 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 Fonts in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Medium)

CWE(s)
CWE-472

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

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.
attack.mitre.org →
T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
attack.mitre.org →
Why these techniques?

Integer overflow enabling OOB write in Chrome via crafted HTML directly supports drive-by browser exploitation (T1189) and client-side vulnerability exploitation for code execution (T1203).

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

CVEs Like This One

CVE-2025-7656Same product: Google Chrome
CVE-2026-8577Same product: Google Chrome
CVE-2026-9911Same product: Google Chrome
CVE-2026-8532Same product: Google Chrome
CVE-2026-2649Same product: Google Chrome
CVE-2025-0436Same product: Google Chrome
CVE-2025-1426Same product: Google Chrome
CVE-2025-2135Same product: Google Chrome
CVE-2026-8581Same product: Google Chrome
CVE-2026-14387Same product: Google Chrome

Affected Assets

google
chrome
≤ 150.0.7871.47

Mitigating Controls

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

References