How severe is CVE-2015-2204?

CVE-2015-2204 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 high, integrity none, and availability none.

Is CVE-2015-2204 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2204?

CVE-2015-2204 affects Evergreen-ils Evergreen. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-2204?

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-2015-2204 published?

CVE-2015-2204 was published on 2018-02-01 and last updated on 2026-06-17.

CVE-2015-2204

CVE-2015-2204 is a high-severity vulnerability in Evergreen-ils Evergreen 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-200.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Evergreen-ils Evergreen
Published: 2018-02-01
Last modified: 2026-06-17

Description

Evergreen before 2.5.9, 2.6.x before 2.6.7, and 2.7.x before 2.7.4 allows remote attackers to bypass an intended access restriction and obtain sensitive information about org unit settings by leveraging failure of open-ils.actor.ou_setting.ancestor_default to enforce view_perm when no auth token is provided.

Frequently asked questions

What is CVE-2015-2204?: Evergreen before 2.5.9, 2.6.x before 2.6.7, and 2.7.x before 2.7.4 allows remote attackers to bypass an intended access restriction and obtain sensitive information about org unit settings by leveraging failure of open-ils.actor.ou_setting.ancestor_default to enforce view_perm when no auth token is provided.
How severe is CVE-2015-2204?: CVE-2015-2204 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 high, integrity none, and availability none.
Is CVE-2015-2204 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2204?: CVE-2015-2204 affects Evergreen-ils Evergreen. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-2204?: 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-2015-2204 published?: CVE-2015-2204 was published on 2018-02-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:evergreen-ils:evergreen:*:*:*:*:*:*:*:*

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