Vulnerability in Hiksemi Hs-Afs-S1h1

CVE-2026-22626

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

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 33.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-22626: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-22626?
CVE-2026-22626 is a medium-severity vulnerability in Hiksemi Hs-Afs-S1h1, classified under CWE-233. CVSS score: 4.9/10. Published 2026-01-30.
How severe is CVE-2026-22626?
Medium severity. CVSS v3 base score is 4.9 out of 10.