What is CVE-2025-6518?

CVE-2025-6518 is a medium-severity vulnerability in Pyspur-dev Pyspur, classified under CWE-791. CVSS score: 6.3/10. Published 2025-06-23.

How severe is CVE-2025-6518?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Vulnerability in Pyspur-dev Pyspur

CVE-2025-6518

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. T…

EPSS: 0.003 (25.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Pyspur-dev Pyspur — versions 0.1.0, 0.1.1, 0.1.2

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (issue-tracking, exploit)

Frequently asked questions

What is CVE-2025-6518?: CVE-2025-6518 is a medium-severity vulnerability in Pyspur-dev Pyspur, classified under CWE-791. CVSS score: 6.3/10. Published 2025-06-23.
How severe is CVE-2025-6518?: Medium severity. CVSS v3 base score is 6.3 out of 10.