CVE-2026-4799
Received
Received - Intake
Open Redirect Vulnerability in Search Guard FLX
Publication date: 2026-03-31
Last updated on: 2026-04-03
Assigner: floragunn GmbH
Description
Description
In Search Guard FLX up to version 4.0.1, it is possible to use specially crafted requests to redirect the user to an untrusted URL.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| search-guard | flx | to 4.1.0 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-601 | The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in Search Guard FLX up to version 4.0.1 and allows an attacker to use specially crafted requests to redirect a user to an untrusted URL.
How can this vulnerability impact me? :
The vulnerability can impact you by causing users to be redirected to potentially malicious or untrusted websites, which could lead to phishing attacks or exposure to harmful content.
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