CVE-2021-30632
Exploited in the Wild
✓ Confirmed 0-Day
★ Google Project Zero
Triaged: March 5, 2026
12 articles
EPSS Score
Source: FIRST.org · 2026-05-24
85.84%
probability
This CVE has a 85.84% probability
of being exploited in the next 30 days.
0%
Top 99.4th percentile of all CVEs
100%
CVSS score unavailable
Neither CIRCL nor NVD returned a CVSS score for this CVE.
View on VulnerabilityLookup ↗
Description
Project ZeroOut of bounds write in V8
Attack Intelligence
Google Project Zero
Discovered
Sept. 8, 2021
Patched
Sept. 13, 2021
Reported by
???
Root Cause Analysis
https://googleprojectzero.github.io/0days-in-the-wild//0day-RCAs/2021/CVE-2021-30632.html
Exploits & PoC
paulsery/CVE-2021-30632
m-y-mo: https://github.com/github/securitylab/tree/main/SecurityExploits/Chrome/v8/CVE-2021-30632
0
1 repo — triés par ⭐
Rechercher sur GitHub ↗
Google pushes emergency Chrome update to fix zero-day used in attacks
BleepingComputer
Dec 13, 2021
Emergency Google Chrome update fixes zero-days used in attacks
BleepingComputer
Oct 28, 2021
Google pushes emergency Chrome update to fix two zero-days
BleepingComputer
Sep 30, 2021
Google Chrome emergency update fixes zero-day exploited in attacks
BleepingComputer
Feb 14, 2022
Microsoft September 2021 Patch Tuesday fixes 2 zero-days, 60 flaws
BleepingComputer
Sep 14, 2021
Emergency Google Chrome update fixes zero-day exploited in the wild
BleepingComputer
Sep 24, 2021
Google patches 10th Chrome zero-day exploited in the wild this year
BleepingComputer
Sep 13, 2021
Qualys Response to CISA Alert: Binding Operational Directive 22-01
Qualys
Nov 09, 2021
Signal Intelligence
Confidence
95%
EPSS
85.84%
Mentions
12
Last Seen
Feb 14, 2022
CNA Information
Analyst Note
Auto-imported from Google Project Zero — confirmed zero-day by definition.
Triage Info
Decided atMar 05, 2026