CVE-2021-21168

medium

Description

Insufficient policy enforcement in appcache in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.

References

Advisories
More

https://www.debian.org/security/2021/dsa-4886

https://security.gentoo.org/glsa/202104-08

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-8559

https://crbug.com/1152226

https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html

Details

Source: Mitre, NVD

Published: 2021-03-09

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.3

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

Severity: Medium

CVSS v3

Base Score: 6.5

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