Cotonti Siena 0.9.19 - 'maintitle' Stored Cross-Site Scripting | Advisories

Advisories

Cotonti Siena 0.9.19 - 'maintitle' Stored Cross-Site Scripting

severity: medium
date: January 15, 2026
Affecting: Cotonti Siena 0.9.19
CVE: CVE-2021-47808
CWE: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS: 5.1
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
References: ExploitDB-50016
Vendor Homepage
Software Download
Credit: Fatih İLGİN
Description: Cotonti Siena 0.9.19 contains a stored cross-site scripting vulnerability in the admin configuration panel's site title parameter. Attackers can inject malicious JavaScript code through the 'maintitle' parameter to execute scripts when administrators view the page.