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CVE-2015-4398: Open redirect vulnerability in the Chaos tool suite (ctools) module before 6.x-1.12 and 7.x-1.x before 7.x-1.7

38
Routine
MEDIUM 5.8UPGRADE

CVE-2015-4398 is a medium-severity flaw (CVSS 5.8) affecting ctools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Open redirect vulnerability in the Chaos tool suite (ctools) module before 6.x-1.12 and 7.x-1.x before 7.x-1.7 for Drupal allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors involving processing confirmation delete pages.

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score5.8 (Medium)
EPSS exploit chance1.3% (top 29%)
CISA exploited listNo
Published2015-06-16
Last modified2026-06-17
Publisher (CNA): MITRE · Vendor: chaos tool suite project

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

chaos tool suite project ctools UPGRADE
Affected: <= 6.x-1.11 · 7.x-1.0 · 7.x-1.1 · 7.x-1.2 · 7.x-1.3 · 7.x-1.4 · 7.x-1.5 · 7.x-1.6
Fixed in: newer than 6.x-1.11
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy ctools || rpm -q ctools || ctools --version
2. UPGRADE to newer than 6.x-1.11 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade ctools
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade ctools
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
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-2015-4398?

ctools: upgrade to newer than 6.x-1.11. Exact commands for each OS are on this page.

Is CVE-2015-4398 being exploited?

CVE-2015-4398 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-2015-4398 affect?

CVE-2015-4398 affects ctools. Severity is medium (CVSS 5.8). Open redirect vulnerability in the Chaos tool suite (ctools) module before 6.x-1.12 and 7.x-1.x before 7.x-1.7 for Drupal allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors

How urgent is CVE-2015-4398?

Priority 38/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

References

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