8.8
High
CVE-2021-21148 Google Chromium V8 Heap Buffer Overflow Vulnerability
Active exploitation observed
· CISA KEV catalogue
Required action
Apply updates per vendor instructions.
Ransomware campaigns
Not observed so far
Weakness
CWE-122
Description
Heap buffer overflow in V8 in Google Chrome prior to 88.0.4324.150 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Chrome 88.0 | earliest → < 88.0.4324.150 | 88.0.4324.150 |
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