What is CVE-2026-41580?

CVE-2026-41580 is a medium-severity vulnerability in Stirling Pdf, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-07-15.

How severe is CVE-2026-41580?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Stirling Pdf

CVE-2026-41580

Stirling-PDF is a locally hosted web application that facilitates various operations on PDF files. Prior to 2.0.0, Stirling-PDF's /get-info-on-pdf endpoint rendered PDF Title and Author metadata fields without proper HTML encoding or sanitization, allowing a crafted PDF to execute attacker-controlled JavaScript in the browser of a user who views the resulting page. This issue is fixed in version 2.0.0.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-07-15 · last modified 2026-07-30.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (18.5th percentile), scored 2026-10-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Stirling Pdf
Stirling-Tools Stirling-Pdf — versions < 2.0.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/Stirling-Tools/Stirling-PDF/security/advisories/GHSA-rjjx-43g5-mp76 (Exploit, Vendor Advisory)
github.com/Stirling-Tools/Stirling-PDF/releases/tag/v2.0.0 (Product, Release Notes)

Frequently asked questions

What is CVE-2026-41580?: CVE-2026-41580 is a medium-severity vulnerability in Stirling Pdf, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-07-15.
How severe is CVE-2026-41580?: Medium severity. CVSS v3 base score is 6.1 out of 10.