EXPOSURES › CVE-2021-30551
CVE-2021-30551
HIGH ⌖ ON CISA KEV · EXPLOITEDA type confusion vulnerability in Google Chromium V8 allowed remote attackers to exploit heap corruption via crafted HTML pages, affecting multiple Chromium-based browsers.
This vulnerability enabled remote code execution through heap corruption, impacting Google Chrome, Microsoft Edge, and Opera. DIB organizations must ensure their browsers are patched immediately, as unpatched instances could lead to data breaches or ransomware entry. The fact that it was actively exploited in the wild underscores the critical need for timely patching and strict browser hardening.
Shame score — A known, actively exploited vulnerability in a widely used browser engine that could lead to remote code execution, representing a significant avoidable risk for organizations relying on Chromium-based browsers.
▸ RECOMMENDED ACTION Actively exploited (CISA KEV) — remediate now, ahead of your normal patch cycle.
Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
"Because each KEV entry carries direct evidence of active exploitation, the catalog is one of the highest-signal inputs for risk-based patch mana"
"This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera."
| PRODUCT | STATUS |
|---|---|
| Google Services (Google Cloud Platform Products and underlying Infrastructure) Google |
Authorized |
| Google Workspace Google |
Authorized |