CVE-2025-6518 – pyspur

Package

Manager: pip
Name: pyspur
Vulnerable Version: >=0 <=0.1.18

Severity

Level: Low

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS v4.0: 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

EPSS: 0.00061 pctl0.19289

Details

pyspur Incomplete Filtering of Special Elements allowed by SingleLLMCallNode function 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.

Metadata

Created: 2025-06-23T21:31:56Z
Modified: 2025-06-25T14:12:09Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/06/GHSA-8gff-cf92-72pv/GHSA-8gff-cf92-72pv.json
CWE IDs: ["CWE-791"]
Alternative ID: GHSA-8gff-cf92-72pv
Finding: F184
Auto approve: 1