Vulnerability · Published Jun 5, 2026 · Assigned by mitre
CVE-2026-50590
Medium 4.5
In plain English
A medium-severity incorrect permission assignment in Incydr from Mimecast. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 0% of all known vulnerabilities).
Severity (CVSS 3.1)4.5Medium
Exploit odds (30 days)<0.1%top 99.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In Mimecast Incydr before 2.6.0, arbitrary file access can occur.
Affected products (as reported)
Weakness: CWE-732 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N