How severe is CVE-2022-26851?

CVE-2022-26851 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 none, integrity high, and availability high.

Is CVE-2022-26851 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-26851?

CVE-2022-26851 affects Dell Emc Powerscale Onefs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-26851?

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-2022-26851 published?

CVE-2022-26851 was published on 2022-04-08 and last updated on 2026-06-17.

CVE-2022-26851

CVE-2022-26851 is a critical-severity vulnerability in Dell Emc Powerscale Onefs 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. The underlying weakness is classified as CWE-330.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-330
Affected product: Dell Emc Powerscale Onefs
Published: 2022-04-08
Last modified: 2026-06-17

Description

Dell PowerScale OneFS, 8.2.2-9.3.x, contains a predictable file name from observable state vulnerability. An unprivileged network attacker could potentially exploit this vulnerability, leading to data loss.

Frequently asked questions

What is CVE-2022-26851?: Dell PowerScale OneFS, 8.2.2-9.3.x, contains a predictable file name from observable state vulnerability. An unprivileged network attacker could potentially exploit this vulnerability, leading to data loss.
How severe is CVE-2022-26851?: CVE-2022-26851 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 none, integrity high, and availability high.
Is CVE-2022-26851 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-26851?: CVE-2022-26851 affects Dell Emc Powerscale Onefs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-26851?: 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-2022-26851 published?: CVE-2022-26851 was published on 2022-04-08 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000197991/dell-emc-powerscale-onefs-security-update-for-multiple-component-vulnerabilities

Affected products (1)

cpe:2.3:o:dell:emc_powerscale_onefs:*:*:*:*:*:*:*:*

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