{"id":"CVE-2025-55161","aliases":["EUVD-2025-24184","GHSA-ff33-grr6-rmvp"],"status":"published","title":"Stirling-PDF SSRF vulnerability on /api/v1/convert/markdown/pdf","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/markdown/pdf endpoint to convert Markdown 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.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02196,"percentile":0.82611,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2025-08-11T22:28:30Z","modified":"2026-10-28T10:59:56Z","exploits":[{"source":"nuclei","id":"CVE-2025-55161","title":"Stirling-PDF SSRF via Markdown","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-55161.yaml"}],"products":[{"vendor":"stirling-tools","product":"stirling-pdf"},{"vendor":"stirlingpdf","product":"stirling_pdf"}],"references":[{"url":"https://github.com/Stirling-Tools/Stirling-PDF/security/advisories/GHSA-ff33-grr6-rmvp","tags":["x_refsource_CONFIRM","Exploit","Third Party Advisory","advisory"]},{"url":"https://github.com/Stirling-Tools/Stirling-PDF/commit/7d6b70871bad2a3ff810825f7382c49f55293943","tags":["x_refsource_MISC","Patch","fix"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/55xxx/CVE-2025-55161.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-55161","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-55161","title":"Stirling-PDF SSRF vulnerability on /api/v1/convert/markdown/pdf","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/markdown/pdf endpoint to convert Markdown 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.","status":"published","published":"2025-08-11T22:28:30.152Z","modified":"2025-08-12T15:50:45.183Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:32:52.839698Z"}],"euvd":[{"id":"EUVD-2025-24184","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/markdown/pdf endpoint to convert Markdown 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.","status":"published","published":"2025-08-11T22:28:30Z","modified":"2025-08-12T15:50:45Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T20:31:58.846249Z"}],"nvd":[{"id":"CVE-2025-55161","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/markdown/pdf endpoint to convert Markdown 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.","status":"published","published":"2025-08-11T23:15:28.327Z","modified":"2026-06-17T09:41:22.803Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:11:22.953396Z"}],"osv":[{"id":"CVE-2025-55161","title":"Stirling-PDF SSRF vulnerability on /api/v1/convert/markdown/pdf","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/markdown/pdf endpoint to convert Markdown 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.","status":"published","published":"2025-08-11T22:28:30.152Z","modified":"2026-10-28T10:59:56.99629601Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:44:50.863921Z"}]}}