What is CVE-2018-11348?

CVE-2018-11348 is a medium-severity vulnerability in Yunohost, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-12-04.

How severe is CVE-2018-11348?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Yunohost

CVE-2018-11348

Two XSS vulnerabilities are located in the profile edition page of the user panel of the YunoHost 2.7.2 through 2.7.14 web application. By injecting a JavaScript payload, these flaws could be used to manipulate a user's session.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-12-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (47.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Yunohost

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.bishopfox.com/news/2018/10/yunohost-2-7-2-to-2-7-14-multiple-vulnerabilitie… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-11348?: CVE-2018-11348 is a medium-severity vulnerability in Yunohost, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-12-04.
How severe is CVE-2018-11348?: Medium severity. CVSS v3 base score is 5.4 out of 10.