What is CVE-2013-4486?

CVE-2013-4486 is a critical-severity vulnerability in Linux Kernel, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2019-12-03.

How severe is CVE-2013-4486?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Linux Kernel

CVE-2013-4486

Zanata 3.0.0 through 3.1.2 has RCE due to EL interpolation in logging

Published 2019-12-03 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Linux Kernel
Zanata — versions 3.0.0 through 3.1.2
Red Hat Zanata

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
access.redhat.com/security/cve/cve-2013-4486 (Third Party Advisory, Vendor Advisory)
github.com/zanata/zanata-server/wiki/Security-advisories (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2013-4486?: CVE-2013-4486 is a critical-severity vulnerability in Linux Kernel, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2019-12-03.
How severe is CVE-2013-4486?: Critical severity. CVSS v3 base score is 9.8 out of 10.