CVE-2021-21163

MEDIUM

Google Chrome <89.0.4389.72 - Info Disclosure

Title source: llm
STIX 2.1

Description

Insufficient data validation in Reader Mode in Google Chrome on iOS prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page and a malicious server.

References (7)

Core 7
Core References
Permissions Required x_refsource_misc
https://crbug.com/1111239
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2021/dsa-4886
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202104-08

Scores

CVSS v3 6.5
EPSS 0.0094
EPSS Percentile 56.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-346
Status published
Products (5)
debian/debian_linux 10.0
fedoraproject/fedora 32
fedoraproject/fedora 33
fedoraproject/fedora 34
google/chrome < 89.0.4389.72
Published Mar 09, 2021
Tracked Since Feb 18, 2026