CVE-2018-11347: Yunohost

High severity, CVSS 8.8. EPSS: 1.3% chance of exploitation in the next 30 days.

The YunoHost 2.7.2 through 2.7.14 web application is affected by one HTTP Response Header Injection. This flaw allows an attacker to inject, into the response from the server, one or several HTTP Header. It requires an interaction with the user to send him the malicious link. It could be used to perform other attacks such as user redirection to a malicious website, HTTP response splitting, or HTTP cache poisoning.

Affected products

• Yunohost Yunohost: from 2.7.2, up to and including 2.7.14

Published 2018-12-04. Last modified 2026-06-17.