CVE-2013-4502: The FileField Sources module 6.x-1.x before 6.x-1.9 and 7.x-1.x before 7.x-1.9 for Drupal does not properly ch

Routine

MEDIUM 4.0DOWNGRADE

CVE-2013-4502 is a medium-severity flaw (CVSS 4.0) affecting filefield sources. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The FileField Sources module 6.x-1.x before 6.x-1.9 and 7.x-1.x before 7.x-1.9 for Drupal does not properly check file permissions, which allows remote authenticated users to read arbitrary files by attaching a file.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.0 (Medium)
EPSS exploit chance	1.1% (top 34%)
CISA exploited list	No
Weakness	CWE-264
Published	2014-05-13
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: nathan haug

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

Am I affected?

Timeline

2014-05-13 15:55 UTCPublished CVE record published
2026-06-16 23:57 UTCUpdated Record last modified

nathan haug filefield sources DOWNGRADE

Affected: 7.x-1.2 beta1 · 7.x-1.3 · 7.x-1.4 · 7.x-1.5 · 7.x-1.6 · 7.x-1.7 · 7.x-1.8 · 7.x-1.x dev

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.x-1.0

1. Check installed version

apt-cache policy filefield-sources || rpm -q filefield-sources || filefield-sources --version

2. No fixed release: DOWNGRADE to a release before 6.x-1.0 (Debian / Ubuntu)

apt-cache madison filefield-sources sudo apt install filefield-sources=<VERSION_BEFORE_6.x-1.0> sudo apt-mark hold filefield-sources

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

dnf --showduplicates list filefield-sources sudo dnf downgrade filefield-sources-<VERSION_BEFORE_6.x-1.0> sudo dnf versionlock add filefield-sources

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-2013-4502?

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

Is CVE-2013-4502 being exploited?

CVE-2013-4502 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-2013-4502 affect?

CVE-2013-4502 affects filefield sources. Severity is medium (CVSS 4.0). The FileField Sources module 6.x-1.x before 6.x-1.9 and 7.x-1.x before 7.x-1.9 for Drupal does not properly check file permissions, which allows remote authenticated users to read arbitrary files by attaching a file.

How urgent is CVE-2013-4502?

Priority 30/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2012-5538 LOW 2.1 DOWNGRADE Cross-site scripting (XSS) vulnerability in the FileField Sources module 6.x-1.x before 6.x-1.6 and 7.x-1.x be

References

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