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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.

PUBLISHED Reserved 2026-01-14 | Published 2026-01-15 | Updated 2026-02-02 | Assigner VulnCheck




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Problem types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

0.9.19
affected

Credits

Fatih İLGİN finder

References

www.exploit-db.com/exploits/50016 exploit

www.exploit-db.com/exploits/50016 (ExploitDB-50016) exploit

cotonti.com (Vendor Homepage) product

www.cotonti.com/download/ (Software Download) product

www.vulncheck.com/...a-maintitle-stored-cross-site-scripting (VulnCheck Advisory: Cotonti Siena 0.9.19 - 'maintitle' Stored Cross-Site Scripting) third-party-advisory

cve.org (CVE-2021-47808)

nvd.nist.gov (CVE-2021-47808)

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