Missing Authorization in FacturaScripts - CVE-2026-77530
Published: November 9, 2026
Vulnerability identifier: #VU163114
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-77530
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a low-privileged attacker with ListCuenta page access to corrupt the special-account mappings used to generate accounting entries in FacturaScripts.
The vulnerability exists due to missing authorization checks in the ListCuenta restore-special handler when processing a direct GET request. A low-privileged attacker can invoke /ListCuenta?action=restore-special to overwrite the mappings with packaged defaults without administrator privileges or victim interaction.
Affected software
FacturaScripts
How to mitigate CVE-2026-77530
Install security update from vendor's website.
FacturaScripts - update to 2026.5