How severe is CVE-2014-8540?

CVE-2014-8540 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2014-8540 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-8540?

CVE-2014-8540 affects Gitlab. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-8540?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-8540 published?

CVE-2014-8540 was published on 2018-01-05 and last updated on 2026-06-17.

CVE-2014-8540

CVE-2014-8540 is a medium-severity vulnerability in Gitlab with a CVSS 3.x base score of 6.5. 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-264.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Gitlab
Published: 2018-01-05
Last modified: 2026-06-17

Description

The groups API in GitLab 6.x and 7.x before 7.4.3 allows remote authenticated guest users to modify ownership of arbitrary groups by leveraging improper permission checks.

Frequently asked questions

What is CVE-2014-8540?: The groups API in GitLab 6.x and 7.x before 7.4.3 allows remote authenticated guest users to modify ownership of arbitrary groups by leveraging improper permission checks.
How severe is CVE-2014-8540?: CVE-2014-8540 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2014-8540 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-8540?: CVE-2014-8540 affects Gitlab. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-8540?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-8540 published?: CVE-2014-8540 was published on 2018-01-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

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