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n8n Vulnerable to Hijacking of Unauthenticated Chat Execution

🗓️ 29 Apr 2026 21:17:44Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 22 Views

Unauthenticated WebSocket chat hijacks waiting executions in Hosted Chat; fix by upgrading to patched versions.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit
Exploit for Missing Authorization in N8N
7 May 202600:59
githubexploit
attackerkb
ATTACKERKB
CVE-2026-42228
4 May 202618:27
attackerkb
bdu_fstec
BDU FSTEC
The vulnerability of the Hosted Chat node’s Chat Trigger function on the N8n platform, which allows a perpetrator to gain unauthorized access to and modify protected information.
18 May 202600:00
bdu_fstec
circl
Circl
CVE-2026-42228
7 May 202601:00
circl
cnnvd
CNNVD
n8n 安全漏洞
4 May 202600:00
cnnvd
cve
CVE
CVE-2026-42228
4 May 202618:27
cve
cvelist
Cvelist
CVE-2026-42228 n8n: Hijacking of Unauthenticated Chat Execution
4 May 202618:27
cvelist
euvd
EUVD
EUVD-2026-27096
4 May 202618:27
euvd
kitploit
Kitploit
CVE-2026-42228
27 Aug 202610:52
kitploit
nvd
NVD
CVE-2026-42228
4 May 202619:16
nvd
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Vulners
Node
OR
n8nn8nRange2.0.02.17.4npm
n8nn8nRange2.18.02.18.1npm
n8nn8nRange<1.123.32npm

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