CVE-2015-4375: The Chaos tool suite (ctools) module 7.x-1.x before 7.x-1.7 for Drupal allows remote attackers to obtain sensi

Routine

MEDIUM 4.3DOWNGRADE

CVE-2015-4375 is a medium-severity flaw (CVSS 4.3) affecting ctools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Chaos tool suite (ctools) module 7.x-1.x before 7.x-1.7 for Drupal allows remote attackers to obtain sensitive node titles via (1) an autocomplete search on custom entities without an access query tag or (2) leveraging knowledge of the ID of an entity.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Weakness	CWE-200
Published	2015-06-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: chaos tool suite project

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

Am I affected?

Timeline

2015-06-15 14:59 UTCPublished CVE record published
2026-06-17 00:27 UTCUpdated Record last modified

chaos tool suite project ctools DOWNGRADE

Affected: 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 · 7.x-1.6 rc1

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.x-1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.x-1.0 (Debian / Ubuntu)

apt-cache madison ctools sudo apt install ctools=<VERSION_BEFORE_7.x-1.0> sudo apt-mark hold ctools

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

dnf --showduplicates list ctools sudo dnf downgrade ctools-<VERSION_BEFORE_7.x-1.0> sudo dnf versionlock add ctools

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-2015-4375?

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

Is CVE-2015-4375 being exploited?

CVE-2015-4375 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-2015-4375 affect?

CVE-2015-4375 affects ctools. Severity is medium (CVSS 4.3). The Chaos tool suite (ctools) module 7.x-1.x before 7.x-1.7 for Drupal allows remote attackers to obtain sensitive node titles via (1) an autocomplete search on custom entities without an access query tag or (2) leveraging knowledge of the

How urgent is CVE-2015-4375?

Priority 32/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2015-7875 HIGH 7.5 DOWNGRADE ctools 6.x-1.x before 6.x-1.14 and 7.x-1.x before 7.x-1.8 in Drupal does not verify the "edit" permission for
CVE-2015-6665 MEDIUM 4.3 MITIGATE DOWNGRADE Cross-site scripting (XSS) vulnerability in the Ajax handler in Drupal 7.x before 7.39 and the Ctools module 6
CVE-2015-4398 MEDIUM 5.8 UPGRADE 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
CVE-2013-1925 LOW 3.5 DOWNGRADE The Chaos Tool Suite (ctools) module 7.x-1.x before 7.x-1.3 for Drupal does not properly restrict node access,
CVE-2012-5559 LOW 2.6 DOWNGRADE Cross-site scripting (XSS) vulnerability in the page manager node view task in the Chaos tool suite (ctools) m

References

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