Cyber Resilience

CVE-2026-11011

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 0.0031 22.8th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-11011 is a high-severity Client-Side Enforcement of Server-Side Security (CWE-602) vulnerability in Google Chrome. Its CVSS base score is 8.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Credentials from Web Browsers (T1555.003); ranked at the 22.8th 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

Insufficient policy enforcement in Password Manager in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

CWE(s)
CWE-602

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1555.003 Credentials from Web Browsers Credential Access
Adversaries may acquire credentials from web browsers by reading files specific to the target browser.
attack.mitre.org →
Why these techniques?

Bypass of site isolation in Password Manager after renderer compromise directly enables unauthorized cross-origin access to stored browser credentials.

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

Affected Assets

google
chrome
≤ 149.0.7827.53

Mitigating Controls

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

References