CVE-2020-26799

CRITICAL EPSS 41.0%
Published Jul 21, 202511mo ago · Modified Jun 17, 20261w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Jul 21, 2025 11mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
41.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 3

  • suryadina.com https://suryadina.com/luxcal-reflected-xss-cve-2020-26799/
  • luxsoft.eu https://www.luxsoft.eu/index.php?pge=dload
  • youtu.be https://youtu.be/npw9jcQ1h1U

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.