How severe is CVE-2020-26193?

CVE-2020-26193 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-26193 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-26193?

CVE-2020-26193 primarily affects Dell Emc Powerscale Onefs. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-26193?

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-2020-26193 published?

CVE-2020-26193 was published on 2021-02-09 and last updated on 2026-06-17.

CVE-2020-26193

CVE-2020-26193 is a high-severity vulnerability in Dell Emc Powerscale Onefs with a CVSS 3.x base score of 7.8. 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-78.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Dell Emc Powerscale Onefs
Published: 2021-02-09
Last modified: 2026-06-17

Description

Dell EMC PowerScale OneFS versions 8.1.0 - 9.1.0 contain an improper input validation vulnerability. A user with the ISI_PRIV_CLUSTER privilege may exploit this vulnerability, leading to the execution of arbitrary OS commands on the application's underlying OS, with the privileges of the vulnerable application.

Frequently asked questions

What is CVE-2020-26193?: Dell EMC PowerScale OneFS versions 8.1.0 - 9.1.0 contain an improper input validation vulnerability. A user with the ISI_PRIV_CLUSTER privilege may exploit this vulnerability, leading to the execution of arbitrary OS commands on the application's underlying OS, with the privileges of the vulnerable application.
How severe is CVE-2020-26193?: CVE-2020-26193 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-26193 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-26193?: CVE-2020-26193 primarily affects Dell Emc Powerscale Onefs. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-26193?: 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-2020-26193 published?: CVE-2020-26193 was published on 2021-02-09 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000182873/dsa-2021-009-dell-powerscale-onefs-security-update-for-multiple-vulnerabilities

Affected products (8)

cpe:2.3:o:dell:emc_powerscale_onefs:8.1.0:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:8.1.1:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:8.1.2:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.0:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.1:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.2:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:9.0.0:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:9.1.0:*:*:*:*:*:*:*

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