IOC Radar
CVEMediumSignal 54/100EPSS 80.1%

CVE-2026-1731

First Seen
Jun 2, 2026
Last Seen
Jun 3, 2026
Jun 2
First Seen
2d ago
Jun 3
Last Seen
2d ago
2
Reports
source reports
72%
Confidence
medium
Found in 2 reports. Confidence: medium. · Confidence scores are heuristic. Verify before acting on results.
CVE
Known vulnerability being actively exploited in the wild.
MISP Category
vulnerability
EPSS Score
80.06%
EPSS Percentile
99.1th
Confidence
72%
Signal Score
54 / 100
IDS Rule
No
CVE Intelligence
Exploit Probability80.06%
99.1th percentile of all CVEs
Threat Context
Threat Actors3
HHiveUUNC6201AAPT28
Tags

Feed Intelligence Summary

2 reports72% confidence
MT
Microsoft Threat Intelligence
Apr 6, 2026
Storm-1175 focuses gaze on vulnerable web-facing assets in high-tempo Medusa ransomware operations
25 IOCs in report
RF
Recorded Future Blog
Mar 12, 2026
February 2026 CVE Landscape: 13 Critical Vulnerabilities Mark 43% Drop from January
22 IOCs in report

Activity Timeline

2 total obs
Apr 6Mar 12

Threat Activity Heatmap

· Peak: 2026-03-12
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24h
0
Dormant
7d
0
Dormant
30d
0
Dormant
3mo
2
Minimal
Threat ScoreMedium Risk
54
SIGNAL
Signal Score
72%
Confidence
2
Reports
First seenJun 2, 2026
Last seenJun 3, 2026

VirusTotal

Not checked

Export & API

STIX 2.1 Bundle
CSV Export
Permalink

IOC Journey

medium
First detected 2 days ago · Last seen 2 days ago
Appeared in 2 threat reports from 2 sources
Associated with: Hive, UNC6201, APT28
Used by malware: Hive, Metasploit, Medusa, Mimikatz, PsExec, Impacket, Cobalt Strike