CVE & CISA-KEV Catalog

CVE-2026-11165

CRITICAL

9.6

CVSS v3

Description

Use after free in WebMIDI in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

CWE-416Use After Free

How to fix

Remediation Available

chromiumDebian

Fixed in:149.0.7827.53-1~deb12u1CVE-2026-11165

Fixed in:149.0.7827.53-1~deb13u1CVE-2026-11165

Fixed in:149.0.7827.53-1CVE-2026-11165

Google ChromeWindows application

Affected:149.0.7827.53Fixed in:149.0.7827.53Google LLC

Google Chrome (EXE)Windows application

Affected:149.0.7827.53Fixed in:149.0.7827.53Google LLC

Google Chrome BetaWindows application

Affected:149.0.7827.53Fixed in:149.0.7827.53Google LLC

Google Chrome Beta (EXE)Windows application

Affected:149.0.7827.53Fixed in:149.0.7827.53Google LLC

Google Chrome CanaryWindows application

Affected:149.0.7827.53Fixed in:149.0.7827.53Google LLC

Google Chrome DevWindows application

Affected:149.0.7827.53Fixed in:149.0.7827.53Google LLC

Google Chrome Dev (EXE)Windows application

Affected:149.0.7827.53Fixed in:149.0.7827.53Google LLC

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Exploit Intelligence

0.23%probability of exploitation in 30 days

14thpercentile

Low risk: more likely to be exploited than 14% of all known CVEs.

References

Vendor Advisory1

chromereleases.googleblog.com

Other references1

issues.chromium.org

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

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Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-09.