CVE-2021-21139

MEDIUM

Chrome < 88.0.4324.96 - Navigation Restriction Bypass via iframe Sandbox

Title source: llm
STIX 2.1

Description

Inappropriate implementation in iframe sandbox in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.

References (3)

Core 3
Core References
Exploit, Issue Tracking, Patch, Vendor Advisory x_refsource_misc
https://crbug.com/937131

Scores

CVSS v3 6.5
EPSS 0.0474
EPSS Percentile 90.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Details

CWE
CWE-1021
Status published
Products (2)
google/chrome < 88.0.4324.96
microsoft/edge_chromium < 88.0.705.50
Published Feb 09, 2021
Tracked Since Feb 18, 2026