CVE-2026-18632
langgenius dify Jinja2 jinja2_transformer.py jinja2.Template special elements used in a template engine
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.
INFO
Published Date :
Aug. 3, 2026, 8:17 p.m.
Last Modified :
Aug. 3, 2026, 8:17 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update the Jinja2 handler component.
- Apply vendor patches when available.
- Review code for similar vulnerabilities.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-18632.
| URL | Resource |
|---|---|
| https://github.com/CVE-Hunter-Leo/CVE/issues/14 | |
| https://vuldb.com/cve/CVE-2026-18632 | |
| https://vuldb.com/submit/853188 | |
| https://vuldb.com/vuln/385555 | |
| https://vuldb.com/vuln/385555/cti |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-18632 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-18632
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-18632 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-18632 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Aug. 03, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:langgenius:dify:*:*:*:*:*:*:*:*'], 'vendor': 'langgenius', 'modules': ['Jinja2 Handler'], 'product': 'dify', 'versions': [{'status': 'affected', 'version': '1.14.0'}, {'status': 'affected', 'version': '1.14.1'}, {'status': 'affected', 'version': '1.14.2'}]}] Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-791 Added CWE CWE-1336 Added Reference https://github.com/CVE-Hunter-Leo/CVE/issues/14 Added Reference https://vuldb.com/cve/CVE-2026-18632 Added Reference https://vuldb.com/submit/853188 Added Reference https://vuldb.com/vuln/385555 Added Reference https://vuldb.com/vuln/385555/cti