Stirling-Tools Stirling-PDF up to 1.0.x PDF File Parser /api/v1/convert/html/pdf server-side request forgery

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Stirling-Tools Stirling-PDF up to 1.0.x. This issue affects some unknown processing of the file /api/v1/convert/html/pdf of the component PDF File Parser. The manipulation results in server-side request forgery. This vulnerability was named CVE-2025-55150. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Stirling-Tools Stirling-PDF up to 1.0.x. It has been classified as critical. Affected is an unknown functionality of the file /api/v1/convert/html/pdf of the component PDF File Parser. The manipulation with an unknown input leads to a server-side request forgery vulnerability. CWE is classifying the issue as CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2025-55150 since 08/07/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

Upgrading to version 1.1.0 eliminates this vulnerability. Applying the patch 7d6b70871bad2a3ff810825f7382c49f55293943 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CNA Base Score: 8.6
CNA Vector (GitHub_M): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Stirling-PDF 1.1.0
Patch: 7d6b70871bad2a3ff810825f7382c49f55293943

Timelineinfo

08/07/2025 CVE reserved
08/12/2025 +5 days Advisory disclosed
08/12/2025 +0 days VulDB entry created
08/15/2025 +3 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-xw8v-9mfm-g2pm
Status: Confirmed

CVE: CVE-2025-55150 (🔒)
GCVE (CVE): GCVE-0-2025-55150
GCVE (VulDB): GCVE-100-319488

Entryinfo

Created: 08/12/2025 07:05
Updated: 08/15/2025 20:32
Changes: 08/12/2025 07:05 (68), 08/15/2025 20:32 (12)
Complete: 🔍
Cache ID: 216::103

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