CVE & CISA-KEV Catalog

CVE-2026-12438

HIGH

8.3

CVSS v3

Description

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

CWE-693Protection Mechanism Failure

How to fix

Remediation Available

chromiumDebian

Fixed in:149.0.7827.155-1~deb12u1CVE-2026-12438

Fixed in:149.0.7827.155-1~deb13u1CVE-2026-12438

Fixed in:149.0.7827.155-1CVE-2026-12438

Google ChromeWindows application

Affected:149.0.7827.155Fixed in:149.0.7827.155Google LLC

Google Chrome (EXE)Windows application

Affected:149.0.7827.155Fixed in:149.0.7827.155Google LLC

Google Chrome BetaWindows application

Affected:149.0.7827.155Fixed in:149.0.7827.155Google LLC

Google Chrome Beta (EXE)Windows application

Affected:149.0.7827.155Fixed in:149.0.7827.155Google LLC

Google Chrome CanaryWindows application

Affected:149.0.7827.155Fixed in:149.0.7827.155Google LLC

Google Chrome DevWindows application

Affected:149.0.7827.155Fixed in:149.0.7827.155Google LLC

Google Chrome Dev (EXE)Windows application

Affected:149.0.7827.155Fixed in:149.0.7827.155Google 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 ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.21%probability of exploitation in 30 days

11thpercentile

Low risk: more likely to be exploited than 11% of all known CVEs.

References

Vendor Advisory1

chromereleases.googleblog.com

Other references1

issues.chromium.org

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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 2026-06-18.