How severe is CVE-2021-26504?

CVE-2021-26504 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-2021-26504 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-26504?

CVE-2021-26504 affects Dgtl Huemagic. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-26504?

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-2021-26504 published?

CVE-2021-26504 was published on 2023-08-11 and last updated on 2026-06-17.

CVE-2021-26504

CVE-2021-26504 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)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Dgtl Huemagic
Published: 2023-08-11
Last modified: 2026-06-17

Description

Directory Traversal vulnerability in Foddy node-red-contrib-huemagic version 3.0.0, allows remote attackers to gain sensitive information via crafted request in res.sendFile API in hue-magic.js.

Frequently asked questions

What is CVE-2021-26504?: Directory Traversal vulnerability in Foddy node-red-contrib-huemagic version 3.0.0, allows remote attackers to gain sensitive information via crafted request in res.sendFile API in hue-magic.js.
How severe is CVE-2021-26504?: CVE-2021-26504 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-2021-26504 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-26504?: CVE-2021-26504 affects Dgtl Huemagic. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-26504?: 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-2021-26504 published?: CVE-2021-26504 was published on 2023-08-11 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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