How severe is CVE-2021-25864?

CVE-2021-25864 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-25864 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25864?

CVE-2021-25864 affects Dgtl Huemagic. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25864?

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-2021-25864 published?

CVE-2021-25864 was published on 2021-01-26 and last updated on 2026-06-17.

CVE-2021-25864

CVE-2021-25864 is a high-severity vulnerability in Dgtl Huemagic with a CVSS 3.x base score of 7.5. 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: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Dgtl Huemagic
Published: 2021-01-26
Last modified: 2026-06-17

Description

node-red-contrib-huemagic 3.0.0 is affected by hue/assets/..%2F Directory Traversal.in the res.sendFile API, used in file hue-magic.js, to fetch an arbitrary file.

Frequently asked questions

What is CVE-2021-25864?: node-red-contrib-huemagic 3.0.0 is affected by hue/assets/..%2F Directory Traversal.in the res.sendFile API, used in file hue-magic.js, to fetch an arbitrary file.
How severe is CVE-2021-25864?: CVE-2021-25864 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-25864 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25864?: CVE-2021-25864 affects Dgtl Huemagic. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25864?: 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-2021-25864 published?: CVE-2021-25864 was published on 2021-01-26 and last updated on 2026-06-17.

References

https://github.com/Foddy/node-red-contrib-huemagic/issues/217

Affected products (1)

cpe:2.3:a:dgtl:huemagic:3.0.0:*:*:*:*:node.js:*:*

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