CVE-2026-114551

EUVD-2026-116627

04.11.2026, 00:17

MailEnable Auth Cleartext Storage Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of MailEnable. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of mailbox credentials. The issue results from storing sensitive information in plaintext. An attacker can leverage this in conjunction with other vulnerabilities to disclose stored credentials, leading to further compromise. Was ZDI-CAN-34478.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
zdi	CNA	5.9 MEDIUM	NETWORK	HIGH	NONE	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Base Score

CVSS 3.x

EPSS Score

Percentile: 20.57%

Early Detection

Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).

Vendor	Product	Version	Source
mailenable	mailenable	10.59	CNA

Common Weakness Enumeration

CWE-312 - Cleartext Storage of Sensitive Information
The product stores sensitive information in cleartext within a resource that might be accessible to another control sphere.

References

https://www.zerodayinitiative.com/advisories/ZDI-26-810/