XSS in Bookgy

CVE-2025-40616

Reflected Cross-Site Scripting (XSS) vulnerability in Bookgy. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending a malicious URL through the "IDRESERVA" parameter in /bkg_imprimir_comprobante.php.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (11.7th percentile) — read the EPSS interpretation.

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.

Affected products

  • Bookgy — versions all versions

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-40616?
CVE-2025-40616 is a medium-severity vulnerability in Bookgy, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-04-29.
How severe is CVE-2025-40616?
Medium severity. CVSS v3 base score is 6.1 out of 10.