CVE-2026-3346
Stored Cross-Site Scripting (XSS) in Langflow Markdown Rendering via rehypeRaw
- State
- Published
- Severity
- 6.4 Medium
- Published
- Apr 30, 2026
- Updated
- May 1, 2026
- Reserved
- Feb 27, 2026
Description
IBM Langflow Desktop 1.6.0 through 1.8.4 Lanflow is vulnerable to stored cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N | ibm |
Weaknesses
- CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Affected Products
| Product | Versions |
|---|---|
Langflow DesktopIBM |
|
References
- https://www.ibm.com/support/pages/node/7271095vendor-advisorypatch
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