Cyber Resilience

CVE-2026-11185

HighUpdated

Published: 04 June 2026

Published
04 June 2026
Modified
17 June 2026
KEV Added
—
Patch
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CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
EPSS Score 0.0020 10.2th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-11185 is a high-severity Use After Free (CWE-416) vulnerability in Google Chrome. Its CVSS base score is 8.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Browser Extensions (T1176.001); ranked at the 10.2th 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 V8 in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code inside a sandbox via a crafted Chrome Extension. (Chromium security severity: Medium)

CWE(s)
CWE-416

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1176.001 Browser Extensions Persistence
Adversaries may abuse internet browser extensions to establish persistent access to victim systems.
attack.mitre.org →
Why these techniques?

UAF in V8 directly enables RCE when triggered by a crafted malicious browser extension (T1176.001).

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

Affected Assets

google
chrome
≤ 149.0.7827.53

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-416

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

References