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The vulnerability of the ULCL (Ultra Light Client) component of the Navis N4 operating system, which allows a hacker to execute arbitrary code.
🗓️ 25 Nov 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 9 |
|---|---|---|---|---|
 | CVE-2025-2566 | 24 Jun 202510:00 | – | circl |
 | Kaleris NAVIS N4 代码问题漏洞 | 24 Jun 202500:00 | – | cnnvd |
 | CVE-2025-2566 | 24 Jun 202518:27 | – | cve |
 | CVE-2025-2566 Deserialization of Untrusted Data in Kaleris Navis N4 | 24 Jun 202518:27 | – | cvelist |
 | EUVD-2025-19054 | 3 Oct 202520:07 | – | euvd |
 | CVE-2025-2566 | 24 Jun 202519:15 | – | nvd |
 | PT-2025-26769 · Aleris · Kaleris Navis N4 Ulc | 24 Jun 202500:00 | – | ptsecurity |
 | CVE-2025-2566 | 26 Jun 202519:23 | – | redhatcve |
 | CVE-2025-2566 Deserialization of Untrusted Data in Kaleris Navis N4 | 24 Jun 202518:27 | – | vulnrichment |
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25 Nov 2025 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 39.8
CVSS 210
EPSS0.00533