CVE-2021-47808

MEDIUM 5.4CVE-2021-47808 · Published 16/01/2026 · updated 17/06/2026

In short

CVE-2021-47808 is a MEDIUM (CVSS 5.4) vulnerability affecting cotonti siena (cotonti).
Chance of exploitation in the next 30 days (EPSS): 0.27%, higher than 19.4% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
cotonti siena cotonti	`= 0.9.19`	No fix yet

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.

References

cotonti.com · Broken Link
cotonti.com/download · Product
exploit-db.com/exploits/50016 · Exploit
vulncheck.com/advisories/cotonti-siena-maintitle-stored-cross-site-scripting · Third Party Advisory

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Package

Affected versions

Patched versions

cotonti siena

cotonti

= 0.9.19

No fix yet

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