Due to insufficient input parameter validation on the interface, authenticated users of certain HIKSEMI NAS products can execute arbitrary…

published 2026-01-30 9mo ago modified 2026-06-17 4mo ago also EUVD-2026-5035

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits: 0; none known

Due to insufficient input parameter validation on the interface, authenticated users of certain HIKSEMI NAS products can execute arbitrary commands on the device by crafting specific messages.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 9mo ago (2026-01-30)

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

HIKSEMI HS-AFS-S1H1

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command

References

hiksemitech.com /en/hiksemi/support/security-advisory.html

Sources

CVE List CVE-2026-22623
NVD CVE-2026-22623

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