GoogleCVE-2026-15903

Google Chrome: out-of-bounds read

High8.8CVE-2026-15903 · Published Jul 20, 2026 · updated Jul 24, 2026

Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Google advisory

Affected versions

Package	Affected	Fixed in
Chrome Product	>= 150.0.7871.128, < 150.0.7871.128	150.0.7871.128

Details and references

CVSS 3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/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 20	Google Chrome: use after free High8.8Jul 20 CVE-2026-15904150.0.7871.128	High8.8	150.0.7871.128
Jul 20	Google Chrome: use after free High7.8Jul 20 CVE-2026-15905150.0.7871.128	High7.8	150.0.7871.128
Jul 20	Google Chrome: use after free Critical9.6Jul 20 CVE-2026-15899150.0.7871.128	Critical9.6	150.0.7871.128
Jul 20	Google Chrome: use after free Critical9.6Jul 20 CVE-2026-15900150.0.7871.128	Critical9.6	150.0.7871.128
Jul 20	Google Chrome: use after free Critical9.6Jul 20 CVE-2026-15901150.0.7871.128	Critical9.6	150.0.7871.128
Jul 20	Google Chrome: use after free High8.8Jul 20 CVE-2026-15902150.0.7871.128	High8.8	150.0.7871.128

Affected versions

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