CVE-2025-26240

Python-pdfkit from_string Method Allows Server-Side JavaScript Execution and Local File Exfiltration

Published Jun 17, 2026 CVSS 3.1 · 8.4 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-9g3x-6x24-vf9f pdfkit: Path traversal in from_string
History
Type Values Removed Values Added
First Time appeared Jazzcore
Jazzcore python-pdfkit
Vendors & Products Jazzcore
Jazzcore python-pdfkit
Type Values Removed Values Added
Title Python-pdfkit from_string Method Allows Server-Side JavaScript Execution and Local File Exfiltration
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jun 17, 2026, 5:27 PM
Reserved
Feb 7, 2025, 12:00 AM
Status
Deferred
Published
Jun 17, 2026, 5:16 PM
Modified
Oct 12, 2026, 10:10 PM