How severe is CVE-2023-39059?

CVE-2023-39059 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-39059 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39059?

CVE-2023-39059 affects Ansible-semaphore Ansible Semaphore. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-39059?

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-2023-39059 published?

CVE-2023-39059 was published on 2023-08-28 and last updated on 2026-06-17.

CVE-2023-39059

CVE-2023-39059 is a high-severity vulnerability in Ansible-semaphore Ansible Semaphore with a CVSS 3.x base score of 8.8. 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-94.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Ansible-semaphore Ansible Semaphore
Published: 2023-08-28
Last modified: 2026-06-17

Description

An issue in ansible semaphore v.2.8.90 allows a remote attacker to execute arbitrary code via a crafted payload to the extra variables parameter.

Frequently asked questions

What is CVE-2023-39059?: An issue in ansible semaphore v.2.8.90 allows a remote attacker to execute arbitrary code via a crafted payload to the extra variables parameter.
How severe is CVE-2023-39059?: CVE-2023-39059 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-39059 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39059?: CVE-2023-39059 affects Ansible-semaphore Ansible Semaphore. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-39059?: 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-2023-39059 published?: CVE-2023-39059 was published on 2023-08-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ansible-semaphore:ansible_semaphore:2.8.90:*:*:*:*:ansible:*:*

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