CVE-2021-30586 - CVE House
Back to Database
Status published High CVE-2021-30586

Use after free in dialog box handling in Windows in...

Vulnerability Description

Use after free in dialog box handling in Windows in Google Chrome prior to 92.0.4515.107 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted HTML page.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-30586

Credits & Attribution

No credits recorded in the NVD database.

References

More from Google

View All →
CVE-2025-9867
Inappropriate implementation in Downloads in Google Chrome on Android prior...
Unknown 0
CVE-2025-9866
Inappropriate implementation in Extensions in Google Chrome prior to 140.0.7339.80...
Unknown 0
CVE-2025-9865
Inappropriate implementation in Toolbar in Google Chrome on Android prior...
Unknown 0
CVE-2025-9479
Out of bounds read in V8 in Google Chrome prior...
Unknown 0
CVE-2025-9478
Use after free in ANGLE in Google Chrome prior to...
Unknown 0

Affected Vendor

Affected Software

Chrome
Vulnerable Versions:
unspecified

Timeline

Official Publish: August 3rd, 2021
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.