How severe is CVE-2022-47526?

CVE-2022-47526 has a CVSS 3.x base score of 9.8, 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 high.

Is CVE-2022-47526 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-47526?

CVE-2022-47526 affects Fox-it Fox Datadiode Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-47526?

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-2022-47526 published?

CVE-2022-47526 was published on 2023-05-31 and last updated on 2026-06-17.

CVE-2022-47526

CVE-2022-47526 is a critical-severity vulnerability in Fox-it Fox Datadiode Firmware with a CVSS 3.x base score of 9.8. 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-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Fox-it Fox Datadiode Firmware
Published: 2023-05-31
Last modified: 2026-06-17

Description

Fox-IT DataDiode (aka Fox DataDiode) 3.4.3 suffers from a path traversal vulnerability with resultant arbitrary writing of files. A remote attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the downstream node user. Exploitation of this issue does not require user interaction.

Frequently asked questions

What is CVE-2022-47526?: Fox-IT DataDiode (aka Fox DataDiode) 3.4.3 suffers from a path traversal vulnerability with resultant arbitrary writing of files. A remote attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the downstream node user. Exploitation of this issue does not require user interaction.
How severe is CVE-2022-47526?: CVE-2022-47526 has a CVSS 3.x base score of 9.8, 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 high.
Is CVE-2022-47526 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-47526?: CVE-2022-47526 affects Fox-it Fox Datadiode Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-47526?: 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-2022-47526 published?: CVE-2022-47526 was published on 2023-05-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:fox-it:fox_datadiode_firmware:3.4.3:*:*:*:*:*:*:*

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