CVE-2013-4500: The Quiz module 6.x-4.x before 6.x-4.5 for Drupal allows remote authenticated users with the "view any quiz re

Routine

MEDIUM 4.9DOWNGRADE

CVE-2013-4500 is a medium-severity flaw (CVSS 4.9) affecting quiz. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Quiz module 6.x-4.x before 6.x-4.5 for Drupal allows remote authenticated users with the "view any quiz results" or "view results for own quiz" permission to delete arbitrary results via the delete option.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.9 (Medium)
EPSS exploit chance	1.1% (top 36%)
CISA exploited list	No
Weakness	CWE-264
Published	2014-05-13
Last modified	2026-06-16

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

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

quiz module project quiz DOWNGRADE

Affected: 6.x-4.0 · 6.x-4.0 alpha1 · 6.x-4.0 alpha2 · 6.x-4.0 alpha3 · 6.x-4.0 alpha4 · 6.x-4.0 alpha5 · 6.x-4.0 beta1 · 6.x-4.0 beta2

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.x-4.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.x-4.0 (Debian / Ubuntu)

apt-cache madison quiz sudo apt install quiz=<VERSION_BEFORE_6.x-4.0> sudo apt-mark hold quiz

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

dnf --showduplicates list quiz sudo dnf downgrade quiz-<VERSION_BEFORE_6.x-4.0> sudo dnf versionlock add quiz

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-2013-4500?

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

Is CVE-2013-4500 being exploited?

CVE-2013-4500 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-2013-4500 affect?

CVE-2013-4500 affects quiz. Severity is medium (CVSS 4.9). The Quiz module 6.x-4.x before 6.x-4.5 for Drupal allows remote authenticated users with the "view any quiz results" or "view results for own quiz" permission to delete arbitrary results via the delete option.

How urgent is CVE-2013-4500?

Priority 33/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2015-6736 MEDIUM 5.0 MITIGATE The Quiz extension for MediaWiki allows remote attackers to cause a denial of service via regex metacharacters
CVE-2013-4501 MEDIUM 5.0 DOWNGRADE The default views in the Quiz module 6.x-4.x before 6.x-4.5 for Drupal allows remote attackers to obtain sensi

References

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