What is CVE-2026-71270?

CVE-2026-71270 is a high-severity vulnerability in Stirling-Tools Stirling-Pdf, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.6/10. Published 2026-08-05.

How severe is CVE-2026-71270?

High severity. CVSS v3 base score is 8.6 out of 10.

SSRF in Stirling-Tools Stirling-Pdf

CVE-2026-71270

Stirling-PDF's POST /api/v1/convert/url/pdf endpoint (ConvertWebsiteToPDF.java) was not updated with the CustomHtmlSanitizer/SsrfProtectionService SSRF protections that were added to three sibling conversion endpoints (html/pdf, file/pdf, markdown/pdf).

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.003 (24.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.

Affected products

Stirling-tools Stirling-pdf — versions 0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c (third-party-advisory)

Frequently asked questions

What is CVE-2026-71270?: CVE-2026-71270 is a high-severity vulnerability in Stirling-Tools Stirling-Pdf, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.6/10. Published 2026-08-05.
How severe is CVE-2026-71270?: High severity. CVSS v3 base score is 8.6 out of 10.