How severe is CVE-2021-38586?

CVE-2021-38586 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-38586 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-38586?

CVE-2021-38586 affects Cpanel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-38586?

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

When was CVE-2021-38586 published?

CVE-2021-38586 was published on 2021-08-11 and last updated on 2026-06-17.

CVE-2021-38586

CVE-2021-38586 is a medium-severity vulnerability in Cpanel with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cpanel
Published: 2021-08-11
Last modified: 2026-06-17

Description

In cPanel before 98.0.1, /scripts/cpan_config performs unsafe operations on files (SEC-589).

Frequently asked questions

What is CVE-2021-38586?: In cPanel before 98.0.1, /scripts/cpan_config performs unsafe operations on files (SEC-589).
How severe is CVE-2021-38586?: CVE-2021-38586 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-38586 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-38586?: CVE-2021-38586 affects Cpanel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-38586?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-38586 published?: CVE-2021-38586 was published on 2021-08-11 and last updated on 2026-06-17.

References

https://docs.cpanel.net/changelogs/98-change-log/

Affected products (1)

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

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