CVE-2026-22623: HIKSEMI HS-AFS-S1H1 · Command Injection
Affects HIKSEMI HS-AFS-S1H1Source CVE Database V5
Not known to be exploited · CVSS 7.2 High.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 43% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 30 Jan 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| HIKSEMIHS-AFS-S1H1 | Affected
| Fixed in– |
AI-suggested
To mitigate CVE-2026-22623, organizations should first verify if their HIKSEMI HS-AFS-S1H1 devices run the affected firmware version V5.10.10_Build_251126. Since no official patches are currently available, implement strict access controls to limit authenticated user privileges to the minimum necessary, ideally restricting administrative access to trusted personnel only. Network segmentation should isolate NAS management interfaces from general network access, employing firewalls or VLANs to restrict access to authorized IP addresses. Enable and monitor detailed logging on the NAS to detect unusual command executions or access patterns indicative of exploitation attempts. Employ multi-factor authentication (MFA) for device access where supported to reduce the risk of credential compromise. Regularly check for vendor updates or security advisories to apply patches promptly once released. Additionally, conduct internal audits to ensure no unauthorized accounts exist and review user permissions to minimize exposure. Consider deploying intrusion detection systems (IDS) tuned to detect command injection signatures targeting NAS devices.
Description
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.