CVE-2012-5559: Cross-site scripting (XSS) vulnerability in the page manager node view task in the Chaos tool suite (ctools) m

Routine

LOW 2.6DOWNGRADE

CVE-2012-5559 is a low-severity flaw (CVSS 2.6) affecting ctools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in the page manager node view task in the Chaos tool suite (ctools) module 6.x-1.x before 6.x-1.10 for Drupal allows remote authenticated users with permissions to submit or edit nodes to inject arbitrary web script or HTML via the page title.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	2.6 (Low)
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Weakness	CWE-79
Published	2012-12-03
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: chaos tool suite project

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

Am I affected?

Timeline

2012-12-03 21:55 UTCPublished CVE record published
2026-06-16 23:47 UTCUpdated Record last modified

chaos tool suite project ctools DOWNGRADE

Affected: 6.x-1.0 · 6.x-1.0 alpha1 · 6.x-1.0 alpha2 · 6.x-1.0 alpha3 · 6.x-1.0 beta1 · 6.x-1.0 beta2 · 6.x-1.0 beta3 · 6.x-1.0 beta4

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.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 6.x-1.0 (Debian / Ubuntu)

apt-cache madison ctools sudo apt install ctools=<VERSION_BEFORE_6.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_6.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-2012-5559?

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

Is CVE-2012-5559 being exploited?

CVE-2012-5559 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-2012-5559 affect?

CVE-2012-5559 affects ctools. Severity is low (CVSS 2.6). Cross-site scripting (XSS) vulnerability in the page manager node view task in the Chaos tool suite (ctools) module 6.x-1.x before 6.x-1.10 for Drupal allows remote authenticated users with permissions to submit or edit nodes to inject arbi

How urgent is CVE-2012-5559?

Priority 29/100. 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-2015-4375 MEDIUM 4.3 DOWNGRADE The Chaos tool suite (ctools) module 7.x-1.x before 7.x-1.7 for Drupal allows remote attackers to obtain sensi
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,

References

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