cvedb.io
CVE-2026-27891
HIGH · CVSS 7.2
EPSS exploitation probability: 0%
Published 2026-05-18T22:16:38.370 · Last modified 2026-06-17T10:27:49.853

Summary

FacturaScripts is an open source accounting and invoicing software. Versions 2026 and below contain a critical vulnerability in the Plugins::add() function. The system fails to properly validate the file paths within uploaded ZIP archives. This allows an attacker to perform a Zip Slip attack, leading to Arbitrary File Write and Remote Code Execution (RCE) by overwriting sensitive .php files outside the designated plugins directory. The vulnerability is located in Plugins.php. While the testZipFile function attempts to validate that the ZIP contains only one root folder, it does not sanitize or validate the individual file paths within that folder. An attacker can bypass this check by naming a file ValidPluginName/../../shell.php. The explode function will see ValidPluginName as the root fo

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.