Cyber Resilience

CVE-2026-8514

High

Published: 14 May 2026

Published
14 May 2026
Modified
18 May 2026
KEV Added
Patch
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 0.0021 10.9th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-8514 is a high-severity Use After Free (CWE-416) 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 10.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Use after free in Aura in Google Chrome prior to 148.0.7778.168 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)

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.
Why these techniques?

UAF in Chrome renderer enables sandbox escape after initial renderer compromise, directly mapping to exploitation for privilege escalation.

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

CVEs Like This One

CVE-2026-7919Same product: Apple Macos
CVE-2026-9946Same product: Apple Macos
CVE-2026-9925Same product: Apple Macos
CVE-2026-4456Same product: Apple Macos
CVE-2026-7975Same product: Apple Macos
CVE-2026-9891Same product: Apple Macos
CVE-2026-9877Same product: Apple Macos
CVE-2026-6310Same product: Apple Macos
CVE-2026-7343Same product: Apple Macos
CVE-2026-9931Same product: Apple Macos

Affected Assets

google
chrome
≤ 148.0.7778.168

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-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.

References