In JazzCore python-pdfkit 1.0.0, the from_string method enables the execution of JavaScript code within the context of the server application and the exfiltration of local files.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00392.

Exploitation poc

Automatable no

Technical Impact total

Affected Vendors & Products

No data.

No data.

No data.

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Vendors Products
References
Link Providers
https://habuon.github.io/2025/03/12/pdfkit-vulnerability-%28CVE-2025-26240%29.html cve-icon cve-icon
https://www.csirt.gov.sk/the-python-pdfkit-library-vulnerability.html cve-icon
History

Thu, 18 Jun 2026 18:00:00 +0000

Type Values Removed Values Added
Title Python-pdfkit from_string Method Allows Server-Side JavaScript Execution and Local File Exfiltration

Thu, 18 Jun 2026 04:45:00 +0000

Type Values Removed Values Added
Description In JazzCore python-pdfkit 1.0.0, the from_string method enables the execution of JavaScript code within the context of the server application and the exfiltration of local files.
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-06-17T17:27:07.439Z

Reserved: 2025-02-07T00:00:00.000Z

Link: CVE-2025-26240

cve-icon Vulnrichment

Updated: 2026-06-17T17:27:02.773Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-18T17:45:13Z