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Threat intelligence API
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Live feed
Recipes
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CLI & agents
The data
Incident records
Dark web
Validated IOCs
Vulnerabilities
Entity graph
For teams
For service providers
Use cases
About ThreatCluster
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Roundcube Vulnerabilities
Vulnerability
Threat entity extracted from intelligence sources
Oct 15: 0 mentions
Oct 16: 0 mentions
Oct 17: 0 mentions
Oct 18: 0 mentions
Oct 19: 0 mentions
Oct 20: 1 mention
Oct 21: 0 mentions
Oct 15
Oct 18
Oct 21
Entities
›
vulnerability
›
Roundcube Vulnerabilities
Frequency
1
occurrences
First Seen
October 20, 2026
Last Seen
October 20, 2026
API
Overview
Recent Events
Profile
Profile
MITRE ATT&CK
1 / 2
Exploited By
APT28
BlueDelta
Fancy Bear
Forest Blizzard
Associated Malware
Headlace
Masepie
Tools Used
ADExplorer.exe
Certipy
Impacket
PSExec
RDP
MITRE Techniques
T1047 - Windows Management Instrumentation
T1048 - Exfiltration Over Alternative Protocol
T1059.003 - Windows Command Shell
T1059.005 - Visual Basic
T1059 - Command and Scripting Interpreter
T1087.002 - Domain Account
T1090.003 - Multi-hop Proxy
T1104 - Multi-Stage Channels
Affected Platforms
Microsoft Exchange
OpenSSH
Roundcube
Windows
Regions
Czech Republic
Germany
Netherlands
Poland
Ukraine
Sectors Affected
Technology
Transportation
1
REC
Recon
T1589.002 - Email Addresses
-
RD
Resource Dev
No techniques detected
3
IA
Initial Access
T1133 - External Remote Services
T1190 - Exploit Public-Facing Application
T1566.001 - Spearphishing Attachment
3
EX
Execution
T1047 - Windows Management Instrumentation
T1059.003 - Windows Command Shell
T1204.002 - Malicious File
-
PE
Persistence
No techniques detected
-
PE
Priv Esc
No techniques detected
-
DE
Defense Evasion
No techniques detected
1
CA
Cred Access
T1110.001 - Password Guessing
-
DI
Discovery
No techniques detected
-
LM
Lateral Mov
No techniques detected
-
CO
Collection
No techniques detected
1
C2
C2
T1090.003 - Multi-hop Proxy
1
EX
Exfil
T1048 - Exfiltration Over Alternative Protocol
-
IM
Impact
No techniques detected
16
techniques detected across
6
tactics
Related Articles (1)
Aa25 141a
www.cisa.gov
·
12h ago
Related Entities
APT28
BlueDelta
Fancy Bear
Forest Blizzard
Malware
Phishing
Czech Republic
Germany
Netherlands
Poland
Ukraine
United Kingdom