What is CVE-2013-0283?

CVE-2013-0283 is a medium-severity vulnerability in Katello, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-12-05.

How severe is CVE-2013-0283?

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

XSS in Katello

CVE-2013-0283

Katello: Username in Notification page has cross site scripting

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-12-05 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (45.4th percentile), scored 2026-10-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.4% 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

Katello — versions through 2013-02-13
Theforeman Katello

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

bugzilla.redhat.com/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
access.redhat.com/security/cve/cve-2013-0283 (Third Party Advisory)

Frequently asked questions

What is CVE-2013-0283?: CVE-2013-0283 is a medium-severity vulnerability in Katello, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-12-05.
How severe is CVE-2013-0283?: Medium severity. CVSS v3 base score is 5.4 out of 10.