Quick answers
- Is CVE-2026-100214 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-100214 being exploited in the wild.
- How severe is CVE-2026-100214?
- High severity, with a CVSS score of 8.8, published 13 October 2026.
- Which products and versions are affected?
- Microsoft Dynamics Business Central.
- Is there a fix for CVE-2026-100214?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-100214 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-100214?
- Check whether you run Microsoft Dynamics Business Central. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability exists in the deserialization handling of untrusted data within Dynamics Business Central. An authorized attacker can craft malicious serialized objects that, when deserialized by the application, lead to remote code execution. The attack requires existing network access and authentication to the affected system.
Affected products
- Microsoft Dynamics Business Central
Timeline
- 2026-10-13: disclosed