The vulnerability of the ota_new_upgrade() function in the /cgi-bin/adm.cgi script of the Wavlink WL-NU516U1 wireless USB printer software allows a hacker to execute arbitrary commands.
🗓️ 13 Jul 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 10 Views
| Reporter | Title | Published | Views | Family All 12 |
|---|---|---|---|---|
 | CVE-2026-3661 | 7 Mar 202613:32 | – | attackerkb |
 | CVE-2026-3661 | 7 Mar 202617:19 | – | circl |
 | WAVLINK WL-NU516U1 命令注入漏洞 | 7 Mar 202600:00 | – | cnnvd |
 | CVE-2026-3661 | 7 Mar 202613:32 | – | cve |
 | CVE-2026-3661 Wavlink WL-NU516U1 adm.cgi ota_new_upgrade command injection | 7 Mar 202613:32 | – | cvelist |
 | EUVD-2026-10141 | 7 Mar 202615:30 | – | euvd |
 | CVE-2026-3661 | 7 Mar 202614:16 | – | nvd |
 | CVE-2026-3661 | 7 Mar 202614:16 | – | osv |
 | PT-2026-23855 | 14 Feb 202600:00 | – | ptsecurity |
 | CVE-2026-3661: Improper Neutralization of Special Elements used in a Command | 7 Mar 202600:00 | – | rapid7 |
10
| Source | Link |
|---|---|
| github | www.github.com/jinhao118/cve/blob/main/WAVLINK_1.md |
| vuldb | www.vuldb.com/ |
| vuldb | www.vuldb.com/ |
| vuldb | www.vuldb.com/ |
| web | www.web.nvd.nist.gov/view/vuln/detail |
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
13 Jul 2026 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 37.2
CVSS 29
EPSS0.10933