Cyber Resilience

CVE-2026-9872

CriticalUpdated

Published: 28 May 2026

Published
28 May 2026
Modified
17 June 2026
KEV Added
—
Patch
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CVSS Score v3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS Score 0.0033 24.5th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-9872 is a critical-severity Out-of-bounds Write (CWE-787) vulnerability in Google Chrome. Its CVSS base score is 9.6 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Privilege Escalation (T1068); ranked at the 24.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Out of bounds write in GPU in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

CWE(s)
CWE-787

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 →
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?

OOB write in Chrome GPU enables crafted HTML page for sandbox escape (T1068 privilege escalation), drive-by compromise via malicious site (T1189), and client application exploitation (T1203).

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

CVEs Like This One

CVE-2020-16010Same product: Google Android
CVE-2023-3598Same product: Google Chrome
CVE-2021-0945Same product: Google Android
CVE-2022-2415Same product: Google Chrome
CVE-2020-16028Same product: Google Chrome
CVE-2020-16025Same product: Google Chrome
CVE-2022-3653Same product: Google Chrome
CVE-2021-4101Same product: Google Chrome
CVE-2021-0869Same product: Google Android
CVE-2022-20009Same product: Google Android

Affected Assets

google
chrome
≤ 148.0.7778.216

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.

SI-16 Memory Protection
addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References