XSS in Facturascripts

CVE-2026-23476

FacturaScripts is open-source enterprise resource planning and accounting software. Prior to 2025.8, there a reflected XSS bug in FacturaScripts. The problem is in how error messages get displayed. Twig's | raw filter is used, which skips HTML escaping. When triggering a database error (like passing a string where an integer is expected), the error message includes the input and gets rendered without sanitization. This vulnerability is fixed in 2025.8.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (17.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 17.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-23476: held from 0.003 to 0.003.

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

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-23476?
CVE-2026-23476 is a medium-severity vulnerability in Facturascripts, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-02-02.
How severe is CVE-2026-23476?
Medium severity. CVSS v3 base score is 5.4 out of 10.