CVE-2025-6518
5.3
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
Summary
A vulnerability was found in PySpur-Dev pyspur up to 0.1.18. It has been classified as critical. Affected is the function SingleLLMCallNode of the file backend/pyspur/nodes/llm/single_llm_call.py of the component Jinja2 Template Handler. The manipulation of the argument user_message leads to improper neutralization of special elements used in a template engine. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| PySpur-Dev | pyspur | 0.1.0 | affected |
| PySpur-Dev | pyspur | 0.1.1 | affected |
| PySpur-Dev | pyspur | 0.1.2 | affected |
| PySpur-Dev | pyspur | 0.1.3 | affected |
| PySpur-Dev | pyspur | 0.1.4 | affected |
| PySpur-Dev | pyspur | 0.1.5 | affected |
| PySpur-Dev | pyspur | 0.1.6 | affected |
| PySpur-Dev | pyspur | 0.1.7 | affected |
| PySpur-Dev | pyspur | 0.1.8 | affected |
| PySpur-Dev | pyspur | 0.1.9 | affected |
| PySpur-Dev | pyspur | 0.1.10 | affected |
| PySpur-Dev | pyspur | 0.1.11 | affected |
| PySpur-Dev | pyspur | 0.1.12 | affected |
| PySpur-Dev | pyspur | 0.1.13 | affected |
| PySpur-Dev | pyspur | 0.1.14 | affected |
| PySpur-Dev | pyspur | 0.1.15 | affected |
| PySpur-Dev | pyspur | 0.1.16 | affected |
| PySpur-Dev | pyspur | 0.1.17 | affected |
| PySpur-Dev | pyspur | 0.1.18 | affected |
Weaknesses
- CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine
- CWE-791: Incomplete Filtering of Special Elements
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
References
- https://vuldb.com/?id.313638
- https://vuldb.com/?ctiid.313638
- https://vuldb.com/?submit.593612
- https://github.com/PySpur-Dev/pyspur/issues/289
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