CVE-2026-79056

critical

Description

Use after free in ServiceWorker in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Low)

References

https://issues.chromium.org/issues/522418913

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-66061

https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html

Details

Source: Mitre, NVD

Published: 2026-08-25

Updated: 2026-08-27

Named Vulnerability: GHSA-5xf3-rprr-gf76

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.6

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