datapizza-ai: Server-Side Template Injection in ChatPromptTemplate via Jinja2 Template Handler
A flaw has been found in datapizza-labs datapizza-ai 0.0.2. Affected is the function ChatPromptTemplate of the file datapizza-ai-core/datapizza/modules/prompt/prompt.py of the component Jinja2 Template Handler. This manipulation of the argument Prompt causes improper neutralization of special elements used in a template engine. Remote exploitation of the attack is possible. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | datapizza-ai-core | <= 0.0.2 | no fix |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-2969
- https://github.com/datapizza-labs/datapizza-ai
- https://github.com/hacktivesec/datapizza-ai-disclosure/blob/main/ssti.md
- https://vuldb.com/?ctiid.347336
- https://vuldb.com/?id.347336
- https://vuldb.com/?submit.755357
- https://pypi.org/project/datapizza-ai-core
- https://github.com/advisories/GHSA-q5xx-fxv3-xxqf
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L- Weakness (CWE)
CWE-1336, CWE-791- Platform
- Python (PyPI)
- Package
datapizza-ai-core- Disclosed
- 23.02.2026
- Updated
- 11.10.2026 14:18
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-2439 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-q5xx-fxv3-xxqf - CC BY 4.0
Vulnerability history: datapizza-ai-core
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 02.2026 02.2026
- Without a fix
- 2
- Exploited in attacks
- 0
Severity breakdown
- Low 2
Disclosures per year
- 2026: 2
-
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