CVE-2020-26799
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductLuxcal
PublishedJul 21, 2025
First seenJul 21, 2025
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Luxcal | 4.5.2 | — |
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