How severe is CVE-2020-10117?

CVE-2020-10117 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2020-10117 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-10117?

CVE-2020-10117 affects Cpanel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-10117?

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

When was CVE-2020-10117 published?

CVE-2020-10117 was published on 2020-03-17 and last updated on 2026-06-17.

CVE-2020-10117

CVE-2020-10117 is a critical-severity vulnerability in Cpanel with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cpanel
Published: 2020-03-17
Last modified: 2026-06-17

Description

cPanel before 84.0.20 mishandles enforcement of demo checks in the Market UAPI namespace (SEC-542).

Frequently asked questions

What is CVE-2020-10117?: cPanel before 84.0.20 mishandles enforcement of demo checks in the Market UAPI namespace (SEC-542).
How severe is CVE-2020-10117?: CVE-2020-10117 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2020-10117 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-10117?: CVE-2020-10117 affects Cpanel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-10117?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-10117 published?: CVE-2020-10117 was published on 2020-03-17 and last updated on 2026-06-17.

References

https://documentation.cpanel.net/display/CL/84+Change+Log

Affected products (1)

cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*

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