What is CVE-2026-27964?

CVE-2026-27964 is a low-severity vulnerability in Neorazorx Facturascripts, classified under Cross-site Scripting. CVSS score: 3.9/10. Published 2026-05-18.

How severe is CVE-2026-27964?

Low severity. CVSS v3 base score is 3.9 out of 10.

XSS in Neorazorx Facturascripts

CVE-2026-27964

FacturaScripts is an open source accounting and invoicing software. Versions 2025.7 and prior contain a Reflected Cross-Site Scripting (XSS) vulnerability through the fsNick cookie parameter. The application reflects the cookie's value dir…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (5.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.9 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N.

Affected products

Neorazorx Facturascripts — versions < 2025.8

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-27964?: CVE-2026-27964 is a low-severity vulnerability in Neorazorx Facturascripts, classified under Cross-site Scripting. CVSS score: 3.9/10. Published 2026-05-18.
How severe is CVE-2026-27964?: Low severity. CVSS v3 base score is 3.9 out of 10.