GoogleCVE-2026-19558

Google Chrome: use after free

High7.5CVE-2026-19558 · Published Aug 11, 2026 · updated Aug 17, 2026

Use after free in Extensions in Google Chrome prior to 151.0.7922.137 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code inside a sandbox via a crafted Chrome Extension. (Chromium security severity: High)

Google advisory

Affected versions

Package	Affected	Fixed in
Chrome Product	>= 151.0.7922.137, < 151.0.7922.137	151.0.7922.137

Details and references

CVSS 3.1: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-416

More Google advisories

All Google

Date	Advisory	Severity	Fixed in
Aug 11	Google Chrome: use after free High8.8Aug 11 CVE-2026-19556151.0.7922.137	High8.8	151.0.7922.137
Aug 11	Google Chrome: use after free High8.3Aug 11 CVE-2026-19557151.0.7922.137	High8.3	151.0.7922.137
Aug 11	Google Chrome: use after free High8.8Aug 11 CVE-2026-19559151.0.7922.137	High8.8	151.0.7922.137
Aug 11	Google Chrome: use after free High8.8Aug 11 CVE-2026-19560151.0.7922.137	High8.8	151.0.7922.137
Aug 6	Google Chrome: use after free Critical9.6Aug 6 CVE-2026-19175151.0.7922.109	Critical9.6	151.0.7922.109
Aug 6	Google Chrome: use after free High7.5Aug 6 CVE-2026-19176151.0.7922.109	High7.5	151.0.7922.109

Affected versions

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