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CVE-2021-21205

HIGHCVSS 8.1/10EPSS 1.47%

Last modified

CVE-2021-21205 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Insufficient policy enforcement in navigation in Google Chrome on iOS prior to 90.0.4430.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.. EPSS estimates a 1.47% chance of exploitation in the next 30 days.

Description

Insufficient policy enforcement in navigation in Google Chrome on iOS prior to 90.0.4430.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.

Metrics

CVSS 3.1
8.1/10

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

EPSS Probability
1.47%

70.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
GoogleChrome< 90.0.4430.72
DebianDebian Linux10.0
FedoraprojectFedora32
FedoraprojectFedora33
FedoraprojectFedora34

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-21205?
Insufficient policy enforcement in navigation in Google Chrome on iOS prior to 90.0.4430.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.
How severe is CVE-2021-21205?
CVE-2021-21205 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.47% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21205?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21205?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST