CVE-2025-6518

Source
https://cve.org/CVERecord?id=CVE-2025-6518
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-6518.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-6518
Aliases
Published
2025-06-23T19:00:11.222Z
Modified
2026-08-12T03:51:39.333967463Z
Severity
  • 2.1 (Low) CVSS_V4 - 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 CVSS Calculator
Summary
PySpur-Dev pyspur Jinja2 Template single_llm_call.py SingleLLMCallNode special elements used in a template engine
Details

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/singlellmcall.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.

Database specific
{
    "cna_assigner": "VulDB",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6518.json",
    "cwe_ids": [
        "CWE-1336",
        "CWE-791"
    ]
}
References

Affected packages

Git / github.com/pyspur-dev/pyspur

Affected ranges

Type
GIT
Repo
https://github.com/pyspur-dev/pyspur
Events
Database specific
Show details
{
    "extracted_events": [
        {
            "introduced": "0.1.0"
        },
        {
            "last_affected": "0.1.0"
        },
        {
            "introduced": "0.1.1"
        },
        {
            "last_affected": "0.1.1"
        },
        {
            "introduced": "0.1.2"
        },
        {
            "last_affected": "0.1.2"
        },
        {
            "introduced": "0.1.3"
        },
        {
            "last_affected": "0.1.3"
        },
        {
            "introduced": "0.1.4"
        },
        {
            "last_affected": "0.1.4"
        },
        {
            "introduced": "0.1.5"
        },
        {
            "last_affected": "0.1.5"
        },
        {
            "introduced": "0.1.6"
        },
        {
            "last_affected": "0.1.6"
        },
        {
            "introduced": "0.1.7"
        },
        {
            "last_affected": "0.1.7"
        },
        {
            "introduced": "0.1.8"
        },
        {
            "last_affected": "0.1.8"
        },
        {
            "introduced": "0.1.9"
        },
        {
            "last_affected": "0.1.9"
        },
        {
            "introduced": "0.1.10"
        },
        {
            "last_affected": "0.1.10"
        },
        {
            "introduced": "0.1.11"
        },
        {
            "last_affected": "0.1.11"
        },
        {
            "introduced": "0.1.12"
        },
        {
            "last_affected": "0.1.12"
        },
        {
            "introduced": "0.1.13"
        },
        {
            "last_affected": "0.1.13"
        },
        {
            "introduced": "0.1.14"
        },
        {
            "last_affected": "0.1.14"
        },
        {
            "introduced": "0.1.15"
        },
        {
            "last_affected": "0.1.15"
        },
        {
            "introduced": "0.1.16"
        },
        {
            "last_affected": "0.1.16"
        },
        {
            "introduced": "0.1.17"
        },
        {
            "last_affected": "0.1.17"
        },
        {
            "introduced": "0.1.18"
        },
        {
            "last_affected": "0.1.18"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

0.*
0.1.0
0.1.1
0.1.10
0.1.11
0.1.12
0.1.13
0.1.14
0.1.15
0.1.16
0.1.17
0.1.18
0.1.2
0.1.3
0.1.4
0.1.5
0.1.6
0.1.7
0.1.8
0.1.9
v0.*
v0.1.0
v0.1.1
v0.1.10
v0.1.11
v0.1.12
v0.1.13
v0.1.14
v0.1.15
v0.1.16
v0.1.17
v0.1.18
v0.1.2
v0.1.3
v0.1.4
v0.1.5
v0.1.6
v0.1.7
v0.1.8
v0.1.9

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-6518.json"