GoogleCVE-2026-14420

Google Chrome: out-of-bounds read

Critical9.6CVE-2026-14420 · Published Jul 1, 2026 · updated Jul 3, 2026

Out of bounds read and write in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

Google advisory

Affected versions

Package	Affected	Fixed in
Chrome Product	>= 150.0.7871.46, < 150.0.7871.46	150.0.7871.46

Details and references

CVSS 3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-125, CWE-787

More Google advisories

All Google

Date	Advisory	Severity	Fixed in
Jul 1	Google Chrome: use after free Critical9.6Jul 1 CVE-2026-14425150.0.7871.46	Critical9.6	150.0.7871.46
Jul 1	Google Chrome: use after free High7.5Jul 1 CVE-2026-14426150.0.7871.46	High7.5	150.0.7871.46
Jul 1	Google Chrome: buffer overflow High8.3Jul 1 CVE-2026-14427150.0.7871.46	High8.3	150.0.7871.46
Jul 1	Google Chrome: improper input validation High8.3Jul 1 CVE-2026-14428150.0.7871.46	High8.3	150.0.7871.46
Jul 1	Google Chrome: improper input validation High8.3Jul 1 CVE-2026-14429150.0.7871.46	High8.3	150.0.7871.46
Jul 1	Google Chrome: integer overflow High8.8Jul 1 CVE-2026-14430150.0.7871.46	High8.8	150.0.7871.46

Affected versions

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