CVE-2020-26799

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CVSS 3.1

9.8 critical

EPSS

<1%p43

Published

Jul 21, 2025 (Jul 21, 2025)

Modified

Jun 17, 2026

Description

A reflected cross-site scripting (XSS) vulnerability was discovered in index.php on Luxcal 4.5.2 which allows an unauthenticated attacker to steal other users' data.

Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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