CVE-2021-30807
Exploited in the Wild
✓ Confirmed 0-Day
★ Google Project Zero
Triaged: March 5, 2026
6 articles
EPSS Score
Source: FIRST.org · 2026-05-24
21.03%
probability
This CVE has a 21.03% probability
of being exploited in the next 30 days.
0%
Top 95.7th percentile of all CVEs
100%
CVSS score unavailable
Neither CIRCL nor NVD returned a CVSS score for this CVE.
View on VulnerabilityLookup ↗
Description
Project ZeroMemory corruption in IOMobileFrameBuffer
Attack Intelligence
Google Project Zero
Patched
July 26, 2021
Reported by
???
Root Cause Analysis
???
Exploits & PoC
jsherman212/iomfb-exploit
Exploit for CVE-2021-30807
134
30440r/gex
Gex is an iOS 14.7 jailbreak using CVE-2021-30807 IOMFB & CVE-2021-30860 exploit(s)
5
2 repos — triés par ⭐
Rechercher sur GitHub ↗
Apple fixes zero-day in iOS and iPadOS 15.0.2 emergency release: Detect and Prioritize Vulnerabilities using VMDR for Mobile Devices
Qualys
Oct 18, 2021
Apple fixes zero-day affecting iPhones and Macs, exploited in the wild
BleepingComputer
Jul 26, 2021
iOS and iPadOS 14.7 and 14.7.1 Security Update: Discover Vulnerabilities and Take Remote Response Action Using VMDR for Mobile Devices
Qualys
Jul 28, 2021
Qualys Response to CISA Alert: Binding Operational Directive 22-01
Qualys
Nov 09, 2021
Signal Intelligence
Confidence
95%
EPSS
21.03%
Mentions
6
Last Seen
Nov 09, 2021
CNA Information
Analyst Note
Auto-imported from Google Project Zero — confirmed zero-day by definition.
Triage Info
Decided atMar 05, 2026