CVE-2025-55150

Stirling-PDF SSRF vulnerability on /api/v1/convert/html/pdf

Published Aug 11, 2025 CVSS 3.1 · 8.6 High EPSS 1.9% KEV · Not listed
Description
Stirling-PDF is a locally hosted web application that performs various operations on PDF files. Prior to version 1.1.0, when using the /api/v1/convert/html/pdf endpoint to convert HTML to PDF, the backend calls a third-party tool to process it and includes a sanitizer for security sanitization which can be bypassed and result in SSRF. This issue has been patched in version 1.1.0.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-24186 Stirling-PDF is a locally hosted web application that performs various operations on PDF files. Prior to version 1.1.0, when using the /api/v1/convert/html/pdf endpoint to convert HTML to PDF, the backend calls a third-party tool to process it and includes a sanitizer for security sanitization which can be bypassed and result in SSRF. This issue has been patched in version 1.1.0.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:stirlingpdf:stirling_pdf:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Stirlingpdf
Stirlingpdf stirling Pdf
Vendors & Products Stirlingpdf
Stirlingpdf stirling Pdf
Type Values Removed Values Added
Description Stirling-PDF is a locally hosted web application that performs various operations on PDF files. Prior to version 1.1.0, when using the /api/v1/convert/html/pdf endpoint to convert HTML to PDF, the backend calls a third-party tool to process it and includes a sanitizer for security sanitization which can be bypassed and result in SSRF. This issue has been patched in version 1.1.0.
Title Stirling-PDF SSRF vulnerability on /api/v1/convert/html/pdf
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Aug 12, 2025, 3:48 PM
Reserved
Aug 7, 2025, 6:27 PM
Status
Analyzed
Published
Aug 11, 2025, 10:15 PM
Modified
Jun 17, 2026, 9:41 AM