CVE-2013-4318: File injection vulnerability in Ruby gem Features 0.3.0 allows remote attackers to inject malicious html in th

Routine

MEDIUM 5.4DOWNGRADE

CVE-2013-4318 is a medium-severity flaw (CVSS 5.4) affecting feature. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

File injection vulnerability in Ruby gem Features 0.3.0 allows remote attackers to inject malicious html in the /tmp directory.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-74
Published	2019-12-26
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: feature project

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-12-26 21:15 UTCPublished CVE record published
2026-06-16 23:57 UTCUpdated Record last modified

feature project feature DOWNGRADE

Affected: 0.3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.3.0

1. Check installed version

apt-cache policy feature || rpm -q feature || feature --version

2. No fixed release: DOWNGRADE to a release before 0.3.0 (Debian / Ubuntu)

apt-cache madison feature sudo apt install feature=<VERSION_BEFORE_0.3.0> sudo apt-mark hold feature

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list feature sudo dnf downgrade feature-<VERSION_BEFORE_0.3.0> sudo dnf versionlock add feature

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2013-4318?

feature: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2013-4318 being exploited?

CVE-2013-4318 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2013-4318 affect?

CVE-2013-4318 affects feature. Severity is medium (CVSS 5.4). File injection vulnerability in Ruby gem Features 0.3.0 allows remote attackers to inject malicious html in the /tmp directory.

How urgent is CVE-2013-4318?

Priority 38/100. Public exploit reference

Software pages

Ruby vulnerabilities

References

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