CVE-2021-21172

HighCVSS 8.1/10Last modified Jun 17, 2026

Description

Insufficient policy enforcement in File System API in Google Chrome on Windows prior to 89.0.4389.72 allowed a remote attacker to bypass filesystem restrictions via a crafted HTML page.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Affected software

VendorProductVersions
GoogleChrome>= unspecified, < 89.0.4389.72

References

Timeline

Published
Mar 9, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-211736.5Side-channel information leakage in Network Internals in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin CVE-2021-211748.8Inappropriate implementation in Referrer in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to bypass navigation restrictions CVE-2021-211756.5Inappropriate implementation in Site isolation in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data viCVE-2021-211766.5Inappropriate implementation in full screen mode in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to spoof the contents of tCVE-2021-211776.5Insufficient policy enforcement in Autofill in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to obtain potentially sensitiveCVE-2021-211786.5Inappropriate implementation in Compositing in Google Chrome on Linux and Windows prior to 89.0.4389.72 allowed a remote attacker to spoof tCVE-2021-211798.8Use after free in Network Internals in Google Chrome on Linux prior to 89.0.4389.72 allowed a remote attacker to potentially exploit heap coCVE-2021-21188.2Vulnerability in the Oracle Marketing product of Oracle E-Business Suite (component: Marketing Administration). Supported versions that are CVE-2021-211808.8Use after free in tab search in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to potentially exploit heap corruption via a cCVE-2021-211816.5Side-channel information leakage in autofill in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to obtain potentially sensitivCVE-2021-211826.5Insufficient policy enforcement in navigations in Google Chrome prior to 89.0.4389.72 allowed a remote attacker who had compromised the rendCVE-2021-211834.3Inappropriate implementation in performance APIs in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data
CVE-2021-21172: High severity, CVSS 8.1 | Vulnix