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VULNERABILITIES

CVE-2021-21131 Details

Description

Insufficient policy enforcement in File System API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass filesystem restrictions via a crafted HTML page.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html CVERelease NotesVendor Advisory
https://crbug.com/1140417 CVEPermissions RequiredThird Party Advisory
https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21131 CVEThird Party Advisory
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html [email protected]Release NotesVendor Advisory
https://crbug.com/1140417 [email protected]Permissions RequiredThird Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-434Unrestricted Upload of File with Dangerous Type[email protected]
CWE-59Improper Link Resolution Before File Access ('Link Following')[email protected]

Affected Products

ProductVersions
google chrome
< 88.0.4324.96

CPE

  • cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
microsoft edge chromium
< 88.0.705.50

CPE

  • cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

7 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-21131
NVD Published Date:
Feb 9, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-21131 Details - Not Deferred