Vulnerability · Published Jul 31, 2026 · Assigned by hikvision
CVE-2026-16843
High 7.2
In plain English
A high-severity OS command injection in DS-3WAP521-SI from Hikvision. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities).
Severity (CVSS 3.1)7.2High
Exploit odds (30 days)0.9%top 39.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Some Hikvision Networking Products are vulnerable to authenticated command execution due to insufficient input validation. Attackers with valid credentials can exploit this flaw by sending crafted packets containing malicious commands to affected devices, leading to arbitrary command execution.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Hikvision | DS-3WAP521-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WAP522-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WAP621E-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WAP622E-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WAP623E-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WAP622G-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WG105G-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WG105GP-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WG210GP-SI | V1.1.6601 build251223 and earlier |
| Hikvision | DS-3WG507G-SI | V1.1.6601 build251223 and earlier |
Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H