PT-2025-32596 · Unknown · Stirling-Pdf

Ninjagpt · Published 2025-08-11 · Updated 2026-04-13 · CVE-2025-55161

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Stirling-PDF versions prior to 1.1.0

Description: Stirling-PDF is a locally hosted web application used for PDF file operations. Prior to version 1.1.0, the application is susceptible to Server-Side Request Forgery (SSRF) when utilizing the /api/v1/convert/markdown/pdf endpoint to convert Markdown to PDF. The backend's security sanitizer can be bypassed, leading to the SSRF condition.

Recommendations: Upgrade to Stirling-PDF version 1.1.0 or later.

Exploit

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2025-55161

GHSA-FF33-GRR6-RMVP

Affected Products

Stirling-Pdf

References · 11

• 🔥 https://github.com/Stirling-Tools/Stirling-PDF/security/advisories/GHSA-ff33-grr6-rmvp · Exploit
• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/55xxx/CVE-2025-55161.json · Exploit
• https://github.com/Stirling-Tools/Stirling-PDF/commit/7d6b70871bad2a3ff810825f7382c49f55293943 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2025-55161 · Security Note
• https://osv.dev/vulnerability/CVE-2025-55161 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/1955050455895052622 · Twitter Post
• https://twitter.com/CveFindCom/status/1955037030842335670 · Twitter Post
• https://t.me/cveNotify/131754 · Telegram Post
• https://twitter.com/CVEnew/status/1955039697165603257 · Twitter Post
• https://t.me/CVEtracker/29727 · Telegram Post
• https://twitter.com/ctiwatchcloud/status/2043741145658761670 · Twitter Post