How severe is CVE-2014-9504?

CVE-2014-9504 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2014-9504 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-9504?

CVE-2014-9504 primarily affects Open Atrium Project Open Atrium. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-9504?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-9504 published?

CVE-2014-9504 was published on 2018-02-01 and last updated on 2026-06-17.

CVE-2014-9504

CVE-2014-9504 is a high-severity vulnerability in Open Atrium Project Open Atrium with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Open Atrium Project Open Atrium
Published: 2018-02-01
Last modified: 2026-06-17

Description

The OG Subgroups module, when used with the Open Atrium module 7.x-2.x before 7.x-2.26 for Drupal, allows remote attackers to access child groups via vectors related to membership inheritance.

Frequently asked questions

What is CVE-2014-9504?: The OG Subgroups module, when used with the Open Atrium module 7.x-2.x before 7.x-2.26 for Drupal, allows remote attackers to access child groups via vectors related to membership inheritance.
How severe is CVE-2014-9504?: CVE-2014-9504 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2014-9504 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-9504?: CVE-2014-9504 primarily affects Open Atrium Project Open Atrium. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-9504?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-9504 published?: CVE-2014-9504 was published on 2018-02-01 and last updated on 2026-06-17.

References

Affected products (11)

cpe:2.3:a:open_atrium_project:open_atrium:*:*:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:alpha1:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:alpha2:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:alpha3:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:alpha4:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:alpha5:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:beta1:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:beta2:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:beta3:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:beta4:*:*:*:drupal:*:*
cpe:2.3:a:open_atrium_project:open_atrium:7.x-2.0:rc1:*:*:*:drupal:*:*

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CVE-2014-9502 — High (CVSS 8.8): Multiple cross-site request forgery (CSRF) vulnerabilities in unspecified sub modules in the Open Atrium module 7.x-2.x…
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