CVE-2022-3723

Exploited in the Wild ✓ Confirmed 0-Day ★ Google Project Zero
Triaged: March 3, 2026 10 articles

EPSS Score

Source: FIRST.org · 2026-05-24
0.51%
probability
This CVE has a 0.51% probability of being exploited in the next 30 days.
0% Top 66.4th percentile of all CVEs 100%
CVSS score unavailable
Neither CIRCL nor NVD returned a CVSS score for this CVE. View on VulnerabilityLookup ↗

Description

Project Zero
Type confusion in V8

Attack Intelligence

Google Project Zero

Discovered
Oct. 25, 2022
Patched
Oct. 27, 2022
Reported by
Jan Vojtěšek, Milánek, and Przemek Gmerek of Avast
Root Cause Analysis
https://googleprojectzero.github.io/0days-in-the-wild//0day-RCAs/2022/CVE-2022-3723.html

Signal Intelligence

Confidence
92%
EPSS 0.51%
Mentions 10
Last Seen Apr 18, 2023

CNA Information

Analyst Note

CVE-2022-3723 demonstrates strong confirmation indicators including a HIGH CVSS score (8.8), identification by Google Project Zero, and multiple official security advisories from CERT-EU. The vulnerability affects a widely-deployed browser with a clear technical description of type confusion leading to heap corruption, providing solid evidence for the confirmed status.

Triage Info

Decided atMar 03, 2026