Vulnerability · Published Oct 13, 2026 · Assigned by microsoft
CVE-2026-105728Dynamics Business Central Information Disclosure Vulnerability
High 7.5
In plain English
A high-severity missing authentication in Microsoft Dynamics NAV 2018 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.0%top 37.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper authentication in Dynamics Business Central allows an unauthorized attacker to disclose information over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Dynamics NAV 2018 | 1.0 – before 11.0.50736.0 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
References
- Dynamics Business Central Information Disclosure Vulnerability vendor-advisory, patch