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Threat intelligence API
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Live feed
Recipes
Free feeds
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The data
Incident records
Dark web
Validated IOCs
Vulnerabilities
Entity graph
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For service providers
Use cases
About ThreatCluster
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HTTP Request Smuggling
Vulnerability
Threat entity extracted from intelligence sources
Entities
›
vulnerability
›
HTTP Request Smuggling
Frequency
12
occurrences
First Seen
December 4, 2025
Last Seen
September 29, 2026
API
Overview
Recent Events
Profile
Profile
MITRE ATT&CK
1 / 2
Tools Used
Backslash Powered Scanner
Burp Collaborator
Burp Suite
Nginx
Node.js
OAST
Param Miner
Turbo Intruder
Related CVEs
CVE-2026-54387
CVE-2026-54388
CVE-2026-32239
CVE-2026-32240
CVE-2026-48710
CVE-2026-49869
CVE-2026-50645
CVE-2026-59822
MITRE Techniques
T1190 - Exploit Public-Facing Application
Affected Platforms
Apache CXF
BerriAI LiteLLM
Express
IBM CICS Transaction Gateway For Multiplatforms
IBM MQ Appliance
IBM WebSphere Application Server
-
REC
Recon
No techniques detected
-
RD
Resource Dev
No techniques detected
1
IA
Initial Access
T1190 - Exploit Public-Facing Application
-
EX
Execution
No techniques detected
-
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
1
techniques detected across
1
tactics
Related Clusters (8)
Critical HTTP Request Smuggling Vulnerability in Starman Web Server
May 8
·
4 sources
73
OpenWrt Releases Critical Security Updates for DHCPv6 Vulnerabilities
Jul 29
·
2 sources
72
Critical HTTP Request Smuggling Vulnerabilities in Fedora Tinyproxy
Jun 27
·
2 sources
72
Critical HTTP Request Smuggling Vulnerabilities in Cap'n Proto
Aug 19
·
2 sources
71
CRLF-Powered Desync Attacks Enable Account Hijacking and Cookie Theft
Aug 20
·
2 sources
68
Cloudflare Pingora Vulnerabilities Enable Request Smuggling Attacks
Mar 10
·
3 sources
46
Insights on 2025 Web Hacking Techniques and LLM Impact for 2026
Apr 28
·
2 sources
40
Akamai Addresses HTTP Request Smuggling Vulnerability in Edge Servers
Dec 4
·
3 sources
29
Prev
1 / 2
Next
Related Articles (12)
Citrix released fixes
support.citrix.com
·
Sep 29
IBM MQ Appliance is affected by vulnerabilities in IBM WebSphere Application Server Liberty
Ibm
·
Sep 11
CISA Adds Seven Known Exploited Vulnerabilities to Catalog
Cisa
·
Sep 2
New CRLF Desync Attack Lets Hackers Steal HTTPOnly Cookies and Hijack Accounts
Gbhackers
·
Aug 20
Ubuntu 26.04 Cap'n Proto Important HTTP Request Smuggling Issues USN-8650
Linuxsecurity
·
Aug 19
OpenWrt releases security updates for critical DHCPv6 flaw and other vulnerabilities
Scworld
·
Jul 29
Fedora 44 tinyproxy Important HTTP Request Smuggling Fixes 2026
Linuxsecurity
·
Jun 27
Fedora 43 tinyproxy Important HTTP Request Smuggling Fix 2026
Linuxsecurity
·
Jun 27
Mageia 9 perl-Starman Important HTTP Request Smuggling MGASA-2026
Linuxsecurity
·
May 7
Top 10 Web Hacking Techniques of 2025 and a Hint for 2026 – James Kettle – ASW #380
Scworld
·
Apr 28
Fixing request smuggling vulnerabilities in Pingora OSS deployments
Blog.Cloudflare
·
Mar 9
Akamai Patches HTTP Request Smuggling Vulnerability in Edge Servers
Cybersecuritynews
·
Dec 4
Prev
1 / 3
Next
Related Entities
Denial of Service
Sql Injection
Command Injection
Improper Authentication
Man-in-the-Middle
Remote Code Execution
Server-Side Request Forgery
Fedora
Cloudflare
Ubuntu
CVE-2026-54387
CVE-2026-54388
