How severe is CVE-2018-5706?

CVE-2018-5706 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-2018-5706 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5706?

CVE-2018-5706 affects Octopus Octopus Deploy. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5706?

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-2018-5706 published?

CVE-2018-5706 was published on 2018-01-16 and last updated on 2026-06-17.

CVE-2018-5706

CVE-2018-5706 is a high-severity vulnerability in Octopus Octopus Deploy 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-269.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Octopus Octopus Deploy
Published: 2018-01-16
Last modified: 2026-06-17

Description

An issue was discovered in Octopus Deploy before 4.1.9. Any user with user editing permissions can modify teams to give themselves Administer System permissions even if they didn't have them, as demonstrated by use of the RoleEdit or TeamEdit permission.

Frequently asked questions

What is CVE-2018-5706?: An issue was discovered in Octopus Deploy before 4.1.9. Any user with user editing permissions can modify teams to give themselves Administer System permissions even if they didn't have them, as demonstrated by use of the RoleEdit or TeamEdit permission.
How severe is CVE-2018-5706?: CVE-2018-5706 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-2018-5706 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5706?: CVE-2018-5706 affects Octopus Octopus Deploy. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5706?: 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-2018-5706 published?: CVE-2018-5706 was published on 2018-01-16 and last updated on 2026-06-17.

References

https://github.com/OctopusDeploy/Issues/issues/4167

Affected products (1)

cpe:2.3:a:octopus:octopus_deploy:*:*:*:*:*:*:*:*

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