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Case File

CVE-2021-30603

HIGH · CVSS 7.5 EPSS 3.87% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-08-26 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It affects Chrome. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
External Security References

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-30603
Severity
HIGH
CVSS
7.5
EPSS
3.87%
Chrome

Original NVD Description

Data race in WebAudio in Google Chrome prior to 92.0.4515.159 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Related CVEs

Other vulnerabilities affecting the same vendor(s)