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Product
Threat intelligence API
Get started
Live feed
Recipes
Free feeds
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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OpenAPI (Swagger)
ReDoc
Examples on GitHub
Quickstart & plans
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PolyShell
Vulnerability
Threat entity extracted from intelligence sources
Entities
›
vulnerability
›
PolyShell
Frequency
4
occurrences
First Seen
March 19, 2026
Last Seen
September 5, 2026
API
Overview
Recent Events
Profile
Profile
MITRE ATT&CK
1 / 2
Associated Malware
CosmicSting
MITRE Techniques
T1190 - Exploit Public-Facing Application
T1203 - Exploitation for Client Execution
T1059.004 - Unix Shell
Affected Platforms
Adobe Commerce
Magento
Magento Open Source
-
REC
Recon
No techniques detected
-
RD
Resource Dev
No techniques detected
1
IA
Initial Access
T1190 - Exploit Public-Facing Application
2
EX
Execution
T1203 - Exploitation for Client Execution
T1059.004 - Unix Shell
-
PE
Persistence
No techniques detected
-
PE
Priv Esc
No techniques detected
-
DE
Defense Evasion
No techniques detected
-
CA
Cred Access
No techniques detected
-
DI
Discovery
No techniques detected
-
LM
Lateral Mov
No techniques detected
-
CO
Collection
No techniques detected
-
C2
C2
No techniques detected
-
EX
Exfil
No techniques detected
-
IM
Impact
No techniques detected
3
techniques detected across
2
tactics
Related Clusters (2)
Active Exploitation of Magento Zero-Day Vulnerability 'StyleSmuggler'
6d ago
·
39 sources
74
Critical 'PolyShell' Vulnerability Exposes Magento to RCE and Account Takeover
Mar 20
·
10 sources
71
Related Articles (4)
StyleSmuggler: Magento and Adobe Commerce 0-day RCE under active attack
Sansec
·
6d ago
PolyShell flaw exposes Magento and Adobe Commerce to file upload attacks
Securityaffairs.Co
·
Mar 21
Magento stores vulnerable to 'PolyShell' exploit | brief
Scworld
·
Mar 20
New ‘PolyShell’ flaw allows unauthenticated RCE on Magento e
Bleepingcomputer
·
Mar 19
Related Entities
Zero-day Exploit
Cross-site Scripting
Cwe-434 - Unrestricted Upload Of File With Dangerous Type
CosmicSting
T1190 - Exploit Public-Facing Application
T1203 - Exploitation for Client Execution
T1059.004 - Unix Shell
Adobe Commerce
Magento
Magento Open Source
XSS
StyleSmuggler
