How severe is CVE-2019-20494?

CVE-2019-20494 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2019-20494 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20494?

CVE-2019-20494 affects Cpanel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20494?

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

When was CVE-2019-20494 published?

CVE-2019-20494 was published on 2020-03-17 and last updated on 2026-06-17.

CVE-2019-20494

CVE-2019-20494 is a low-severity vulnerability in Cpanel with a CVSS 3.x base score of 3.3. 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-330.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-330
Affected product: Cpanel
Published: 2020-03-17
Last modified: 2026-06-17

Description

In cPanel before 82.0.18, Cpanel::Rand::Get can produce a predictable series of numbers (SEC-525).

Frequently asked questions

What is CVE-2019-20494?: In cPanel before 82.0.18, Cpanel::Rand::Get can produce a predictable series of numbers (SEC-525).
How severe is CVE-2019-20494?: CVE-2019-20494 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2019-20494 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20494?: CVE-2019-20494 affects Cpanel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20494?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-20494 published?: CVE-2019-20494 was published on 2020-03-17 and last updated on 2026-06-17.

References

https://documentation.cpanel.net/display/CL/82+Change+Log

Affected products (1)

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

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