CVE-2025-40602
Exploited in the Wild
✓ Confirmed 0-Day
Triaged: March 5, 2026
2 articles
EPSS Score
Source: FIRST.org · 2026-05-24
0.39%
probability
This CVE has a 0.39% probability
of being exploited in the next 30 days.
0%
Top 59.9th percentile of all CVEs
100%
CVSS score unavailable
Neither CIRCL nor NVD returned a CVSS score for this CVE.
View on VulnerabilityLookup ↗
Attack Intelligence
SonicWall Fixes Actively Exploited CVE-2025-40602 in SMA 100 Appliances
TheHackerNews
Dec 17, 2025
Sonicwall warns of new SMA1000 zero-day exploited in attacks
BleepingComputer
Dec 17, 2025
Signal Intelligence
Confidence
92%
EPSS
0.39%
Mentions
2
Last Seen
Dec 17, 2025
CNA Information
Analyst Note
CVE-2025-40602 is explicitly reported as actively exploited in the wild by authoritative sources (TheHackerNews, BleepingComputer), with the latter explicitly naming it a zero-day. The CVE was published 2025-12-18 and exploitation reports coincide with or precede vendor patch availability. The timing aligns with zero-day criteria: active attacks documented contemporaneously with disclosure and remediation.
Threat Actors 2
Watchdog
apt_group
🇨🇳 CN
Shadow Network
apt_group
Information theft and espionage
🇨🇳 CN
Triage Info
Decided atMar 05, 2026