CVE-2021-21139
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 4.7%
exploitation probability
4.7%top 9% of all CVEs
observed exploitation
nono source reports it
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.
Affected products
Google · Chrome