CVE-2026-18632
langgenius dify Jinja2 jinja2_transformer.py jinja2.Template special elements used in a template engine
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 3, 2026
- Updated
- Aug 3, 2026
- Reserved
- Aug 3, 2026
Description
A security flaw has been discovered in langgenius dify up to 1.14.2. This issue affects the function jinja2.Template of the file api/core/helper/code_executor/jinja2/jinja2_transformer.py of the component Jinja2 Handler. The manipulation results in improper neutralization of special elements used in a template engine. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
difylanggenius |
|
References
- VDB-385555 | langgenius dify Jinja2 jinja2_transformer.py jinja2.Template special elements used in a template enginevdb-entrytechnical-description
- VDB-385555 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-18632 | CVE Analysis and Reportthird-party-advisory
- Submit #853188 | GitHub Dify 1.14.2 Injectionthird-party-advisory
- https://github.com/CVE-Hunter-Leo/CVE/issues/14exploitissue-tracking
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